APA (7th ed.) Citation

Grupp, S. E. (1973). The Marihuana muddle. Lexington Books.

Chicago Style (17th ed.) Citation

Grupp, Stanley E. The Marihuana Muddle. Lexington: Lexington Books, 1973.

MLA (9th ed.) Citation

Grupp, Stanley E. The Marihuana Muddle. Lexington Books, 1973.

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