APA (7th ed.) Citation

Hart, R. H. (1980). Bitter grass: The cruel truth about marijuana (2nd print.). Psychoneurologia Pr.

Chicago Style (17th ed.) Citation

Hart, Roy H. Bitter Grass: The Cruel Truth About Marijuana. 2nd print. Shawnee Mission, Kan: Psychoneurologia Pr, 1980.

MLA (9th ed.) Citation

Hart, Roy H. Bitter Grass: The Cruel Truth About Marijuana. 2nd print. Psychoneurologia Pr, 1980.

Warning: These citations may not always be 100% accurate.