Almack, J. C. (1940). Straight thinking on narcotics: Alcohol, tobacco, opium, morphine, cocaine and marihuana. Pacific Press.
Chicago-čujuhus (17. p.)Almack, John C. Straight Thinking on Narcotics: Alcohol, Tobacco, Opium, Morphine, Cocaine and Marihuana. California: Pacific Press, 1940.
MLA-čujuhus (9. p.)Almack, John C. Straight Thinking on Narcotics: Alcohol, Tobacco, Opium, Morphine, Cocaine and Marihuana. Pacific Press, 1940.
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