Citazione Stile APA (7a Edizione)

Cobeña Ruíz, G., Cárdenas Guillen, F. M., Álvarez Plúa, H., & Ramírez Aguirre, C. (2017). Effect of pruning and vine length on yield of three varieties of sweet potato.

Citazione stile Chigago Style (17a edizione)

Cobeña Ruíz, Gloria, Flor María Cárdenas Guillen, Hugo Álvarez Plúa, e Carlos Ramírez Aguirre. Effect of Pruning and Vine Length on Yield of Three Varieties of Sweet Potato. 2017.

Citatione MLA (9a ed.)

Cobeña Ruíz, Gloria, et al. Effect of Pruning and Vine Length on Yield of Three Varieties of Sweet Potato. 2017.