Cita APA (7a ed.)

Valentina,DH. (1972). Taxonomy phytogeography and evolution. Academic Press.

Cita Chicago Style (17a ed.)

Valentina,DH. Taxonomy Phytogeography and Evolution. London - INGL: Academic Press, 1972.

Cita MLA (8a ed.)

Valentina,DH. Taxonomy Phytogeography and Evolution. Academic Press, 1972.