Cita APA (7a ed.)
Lambourne, L., & Butterworth, M. (1983). Biotechnical options. International Livestock Centre for Africa.
Cita Chicago Style (17a ed.)
Lambourne, L.J, y M.H Butterworth. Biotechnical Options. International Livestock Centre for Africa, 1983.
Cita MLA (9a ed.)
Lambourne, L.J, y M.H Butterworth. Biotechnical Options. International Livestock Centre for Africa, 1983.
Precaución: Estas citas no son 100% exactas.