Cita APA (7a ed.)

Land, R., & Robinson, D. (1985). Genetics of reproduction in sheep (1st edition.). Butterworth.

Cita Chicago Style (17a ed.)

Land, R.B, y D.W Robinson. Genetics of Reproduction in Sheep. 1st edition. London: Butterworth, 1985.

Cita MLA (8a ed.)

Land, R.B, y D.W Robinson. Genetics of Reproduction in Sheep. 1st edition. Butterworth, 1985.