Dyfyniad APA

Gonzáles Blanco, J. P., & WingChing-Jones, R. (2018). Production and reproduction of cows; Holstein, Jersey and their crossbreed, in five locations of Costa Rica.

Dyfyniad Arddull Chicago

Gonzáles Blanco, Jose Pablo, y Rodolgo WingChing-Jones. Production and Reproduction of Cows; Holstein, Jersey and Their Crossbreed, in Five Locations of Costa Rica. 2018.

Dyfyniad MLA

Gonzáles Blanco, Jose Pablo, y Rodolgo WingChing-Jones. Production and Reproduction of Cows; Holstein, Jersey and Their Crossbreed, in Five Locations of Costa Rica. 2018.

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