APA Alıntı

Walters, T., & Osborne, R. Cycad classification: Concepts and recommendations.

Chicago Stili Alıntı

Walters, Terrence, ve Roy Osborne. Cycad Classification: Concepts and Recommendations.

MLA Alıntı

Walters, Terrence, ve Roy Osborne. Cycad Classification: Concepts and Recommendations.