Cita APA (7a ed.)
Wejdmark, E. (2014). Factors affecting the heifer´s age at pregnancy.
Cita Chicago Style (17a ed.)
Wejdmark, Elin. Factors Affecting the Heifer´s Age at Pregnancy. 2014.
Cita MLA (9a ed.)
Wejdmark, Elin. Factors Affecting the Heifer´s Age at Pregnancy. 2014.
Precaución: Estas citas no son 100% exactas.