APA citáció

Szent-Györgyi Albert, Hegyeli Andrew, & McLaughlin Jane A. (1967). Biologically active animal extracts: 3,297,533 : [patent]. Washington, D.C.

Chicago Style (17th ed.) Citation

Szent-Györgyi Albert, Hegyeli Andrew, and McLaughlin Jane A. Biologically Active Animal Extracts: 3,297,533 : [patent]. United States Patent Office: Washington, D.C, 1967.

MLA idézés

Szent-Györgyi Albert, et al. Biologically Active Animal Extracts: 3,297,533 : [patent]. Washington, D.C, 1967.