Dyfyniad APA

Arias, M. L., Monge, R., Antillón, F., & Glenn, E. (1994). Occurrence of the bacteria Listeria spp. in raw milk in Costa Rica.

Dyfyniad Arddull Chicago

Arias, Ma Laura, Rafael Monge, Florencia Antillón, y Eduardo Glenn. Occurrence of the Bacteria Listeria Spp. in Raw Milk in Costa Rica. 1994.

Dyfyniad MLA

Arias, Ma Laura, Rafael Monge, Florencia Antillón, y Eduardo Glenn. Occurrence of the Bacteria Listeria Spp. in Raw Milk in Costa Rica. 1994.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.