Cita APA (7a ed.)
El-Karim, A., & Owen, J. (1988). Environmental and genetic aspects of preweaning weight in two types of Sudan Desert sheep.
Cita Chicago Style (17a ed.)
El-Karim, A.I.A, y J.B Owen. Environmental and Genetic Aspects of Preweaning Weight in Two Types of Sudan Desert Sheep. 1988.
Cita MLA (9a ed.)
El-Karim, A.I.A, y J.B Owen. Environmental and Genetic Aspects of Preweaning Weight in Two Types of Sudan Desert Sheep. 1988.
Precaución: Estas citas no son 100% exactas.