Dijkman, M., Ochse, J., Soule, J., & Wehlburg, C. (1961). Tropical and subtropical agriculture V.1. Mac Millan Company.
Chicago Style aipamenaDijkman, M.J, J.J Ochse, James Soule, and C. Wehlburg. Tropical and Subtropical Agriculture V.1. London: Mac Millan Company, 1961.
MLA aipamenaDijkman, M.J, et al. Tropical and Subtropical Agriculture V.1. Mac Millan Company, 1961.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.