January 22, 1976: No Cause for Optimism (letter)
October 30, 1975: Unsafe at Any Speed
Cocaine Papers by Sigmund Freud edited and with an introduction by Robert Byck MD, notes by Anna Freud
Cocaine: Its History, Uses and Effects by Richard Ashley
The Speed Culture: Amphetamine Use and Abuse in America by Lester Grinspoon MD, by Peter Hedblom