Hip Santa Cruz 5 First-Person Accounts of the Hip Culture of Santa Cruz, California in the 1960s, 70s, and 80s Walker, T Mike Heftet / 2020 / Engelsk
Hip Santa Cruz 3 First-Person Accounts of the Hip Culture of Santa Cruz in the 1960s, 1970s, and 1980s Abraham Ralph Heftet / 2018 / Engelsk
Hip Santa Cruz 2 More First-Person Accounts of the Hip Culture of Santa Cruz, California Abraham Ralph Heftet / 2017 / Engelsk
Hip Santa Cruz 4 First-person Accounts of the Hip Culture of Santa Cruz in the 1960s, 1970s, and 1980s Abraham Ralph Heftet / 2019 / Engelsk
Chaos in Discrete Dynamical Systems A Visual Introduction in 2 Dimensions Abraham Ralph Heftet / 2013 / Engelsk
Web Empowerment Book An Introduction and Connection Guide to the Internet and the World-Wide Web Abraham Ralph Heftet / 1995 / Engelsk
Evolutionary Mind Conversations on Science, Imagination & Spirit Sheldrake Rupert Heftet / 2005 / Engelsk
