Cita APA (7a ed.)

McDonald, P., Henderson, N., & Heron, S. (1991). The biochemistry of silage (2nd. ed.). Chalcombe.

Cita Chicago Style (17a ed.)

McDonald, Peter, Nancy Henderson, y Shirley Heron. The Biochemistry of Silage. 2nd. ed. Marlow: Chalcombe, 1991.

Cita MLA (8a ed.)

McDonald, Peter, et al. The Biochemistry of Silage. 2nd. ed. Chalcombe, 1991.