Παραπομπή APA

Faria Vieira, M., & John Shepherd, G. (2002). Removal and insertion of pollinia in flowers of Oxypetalum (Asclepiadaceae) in southeastern Brazil.

Παραπομπή Chicago Style

Faria Vieira, Milene, και George John Shepherd. Removal and Insertion of Pollinia in Flowers of Oxypetalum (Asclepiadaceae) in Southeastern Brazil. 2002.

Παραπομπή MLA

Faria Vieira, Milene, και George John Shepherd. Removal and Insertion of Pollinia in Flowers of Oxypetalum (Asclepiadaceae) in Southeastern Brazil. 2002.

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