APA-viite (7. p.)

Rodríguez, A., & Spooner, D. M. (2002). Subspecies boundaries of the wild potatoes Solanum bulbocastanum and S. cardiophyllum based on morphological and nuclear RFLP data. Instituto de Ecología, A.C.

Chicago-viite (17. p.)

Rodríguez, Aarón, ja David M. Spooner. Subspecies Boundaries of the Wild Potatoes Solanum Bulbocastanum and S. Cardiophyllum Based on Morphological and Nuclear RFLP Data. Instituto de Ecología, A.C, 2002.

MLA-viite (9. p.)

Rodríguez, Aarón, ja David M. Spooner. Subspecies Boundaries of the Wild Potatoes Solanum Bulbocastanum and S. Cardiophyllum Based on Morphological and Nuclear RFLP Data. Instituto de Ecología, A.C, 2002.

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