APA (7th ed.) Citation

Grupp, S. E. (1976). The marihuana muddle. Kendall/Hunt Pub. Co..

Chicago Style (17th ed.) Citation

Grupp, Stanley E. The Marihuana Muddle. Dubuque, Iowa: Kendall/Hunt Pub. Co., 1976.

MLA (9th ed.) Citation

Grupp, Stanley E. The Marihuana Muddle. Kendall/Hunt Pub. Co., 1976.

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