Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.