Cita APA (7a ed.)
O'Connor, C., & Tripathi, B. (1991). An introduction to milk. International Livestock Centre for Africa.
Cita Chicago Style (17a ed.)
O'Connor, C.B, y B.R Tripathi. An Introduction to Milk. International Livestock Centre for Africa, 1991.
Cita MLA (9a ed.)
O'Connor, C.B, y B.R Tripathi. An Introduction to Milk. International Livestock Centre for Africa, 1991.
Precaución: Estas citas no son 100% exactas.