
Mario Bunge, Philosophy in Crisis: The Need for Reconstruction, 2001, p. 20.
2000s
"Children's Internet Protection Act" http://discuss.washingtonpost.com/wp-srv/zforum/02/washtech_policy060302.htm by Brian Krebs, The Washington Post (June 3, 2002 )
Mario Bunge, Philosophy in Crisis: The Need for Reconstruction, 2001, p. 20.
2000s
As quoted in For Lovers of God Everywhere: Poems of the Christian Mystics (2009) by Roger Housden, p. 78
Source: How Maps Work: Representation, Visualization, and Design (1995), p. 5
Source: Facebook Nation: Total Information Awareness (2nd Edition), 2014
The Art of Doing Science and Engineering: Learning to Learn (1991)