In an ""Why I like Buddhism and how it is useful to the world in its present circumstances" BBC (May 1956) http://www.ambedkar.org/Babasaheb/Why.htm
Bhimrao Ramji Ambedkar: Quotes about religion
Bhimrao Ramji Ambedkar was Father of republic India, champion of human rights, father of India's Constitution, polymath, revolutionary, social reformer and Buddhism revivalist. Explore interesting quotes on religion."The Decline and Fall of Buddhism", in Dr. Babasaheb Ambedkar: Writings and Speeches, Vol. III (1987), Government of Maharashtra, p. 229 https://books.google.com/books?id=18W1AAAAIAAJ&q=%22the+mission+to+destroy+Buddhism.+Islam+destroyed+Buddhism+not+only+in+India+but+%22&dq=%22the+mission+to+destroy+Buddhism.+Islam+destroyed+Buddhism+not+only+in+India+but+%22&hl=en&sa=X&ved=0ahUKEwiCrd-YwL7LAhUGbj4KHVa2DekQ6AEIIzAB
"The Decline and Fall of Buddhism", in Dr. Babasaheb Ambedkar: Writings and Speeches, Vol. III (1987), Government of Maharashtra, p. 229-388
Political Science for Civil Services Main Examination (2010)
Radical Equality: Ambedkar, Gandhi, and the Risk of Democracy https://books.google.co.in/books?id=K3c-CQAAQBAJ&pg=PA303&lpg=PA303&dq=Religion+must+mainly+be+a+matter+of+principles+only.+It+cannot+be+a+matter+of+rules.+The+moment+it+degenerates+into+rules,+it+ceases+to+be+a+religion,&source=bl&ots=Z580zN8EaN&sig=pw39zHdZTHfmGbLTLRRVLNX-WwA&hl=en&sa=X&ved=0CC4Q6AEwA2oVChMIxLm9qfeSyAIViAuOCh2Phg9p#v=onepage&q=Religion%20must%20mainly%20be%20a%20matter%20of%20principles%20only.%20It%20cannot%20be%20a%20matter%20of%20rules.%20The%20moment%20it%20degenerates%20into%20rules%2C%20it%20ceases%20to%20be%20a%20religion%2C&f=false
quoted in Dhanajay Keer: 'Dr Ambedkar: Life and Mission', p.279).
Source: Pakistan or The Partition of India (1946), Chapter 7
As quoted in http://www.columbia.edu/itc/mealac/pritchett/00ambedkar/txt_ambedkar_salvation.html
As quoted in http://www.columbia.edu/itc/mealac/pritchett/00ambedkar/txt_ambedkar_salvation.html
As quoted in http://www.columbia.edu/itc/mealac/pritchett/00ambedkar/txt_ambedkar_salvation.html
quoted in Annihilation of Caste