Dyfyniad APA

Balza, U., & de Gouvenain, R. C. (2019). Twenty-year assessment of Lignum-vitae (Guaiacum sanctum, Zygophyllaceae) in the Palo Verde National Park of Costa Rica.

Dyfyniad Arddull Chicago

Balza, Ulises, y Roland Charles de Gouvenain. Twenty-year Assessment of Lignum-vitae (Guaiacum Sanctum, Zygophyllaceae) in the Palo Verde National Park of Costa Rica. 2019.

Dyfyniad MLA

Balza, Ulises, y Roland Charles de Gouvenain. Twenty-year Assessment of Lignum-vitae (Guaiacum Sanctum, Zygophyllaceae) in the Palo Verde National Park of Costa Rica. 2019.

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