Style de citation APA (7e éd.)

Huerta, E., Valier, O., Romero, D., & Jarquin, A. (2010). Effect off three earthworm species on soil fertility and the growth of maize (Zea mays) seedlings. Instituto de Ecología, A.C.

Style de citation Chicago (17e éd.)

Huerta, Esperanza, Olivia Valier, Day Romero, et Aaron Jarquin. Effect off Three Earthworm Species on Soil Fertility and the Growth of Maize (Zea Mays) Seedlings. Instituto de Ecología, A.C, 2010.

Style de citation MLA (9e éd.)

Huerta, Esperanza, et al. Effect off Three Earthworm Species on Soil Fertility and the Growth of Maize (Zea Mays) Seedlings. Instituto de Ecología, A.C, 2010.