Citazione Stile APA (7a Edizione)

Romero-López, A., Arzuffi, R., Valdez, J., & Morón, M. A. (2009). Morphology and protrusionretraction of the female genital chamber of Phyllophaga obsoleta (Coleoptera: Melolonthidae). Instituto de Ecología, A.C.

Citazione stile Chigago Style (17a edizione)

Romero-López, A.A, R. Arzuffi, J. Valdez, e M. A. Morón. Morphology and Protrusionretraction of the Female Genital Chamber of Phyllophaga Obsoleta (Coleoptera: Melolonthidae). Instituto de Ecología, A.C, 2009.

Citatione MLA (9a ed.)

Romero-López, A.A, et al. Morphology and Protrusionretraction of the Female Genital Chamber of Phyllophaga Obsoleta (Coleoptera: Melolonthidae). Instituto de Ecología, A.C, 2009.