Dyfyniad APA

Jakubec, V., & Krizek, J. (1977). The fertility of prolific breeds (Finnsheep, Romanov Sheep, East Friesian Milksheep) and their crosses with mutton merino. BioMed Central.

Dyfyniad Arddull Chicago

Jakubec, V., and J. Krizek. The Fertility of Prolific Breeds (Finnsheep, Romanov Sheep, East Friesian Milksheep) and Their Crosses With Mutton Merino. BioMed Central, 1977.

Dyfyniad MLA

Jakubec, V., and J. Krizek. The Fertility of Prolific Breeds (Finnsheep, Romanov Sheep, East Friesian Milksheep) and Their Crosses With Mutton Merino. BioMed Central, 1977.

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