APA
Poleman T. T., Freebairn D. K., . (1974). Food, population, and employment: the impact of the green revolution. New York: Praeger Publishers.
Chicago
Poleman Thomas T, Freebairn Donald K, . 1974. Food, population, and employment: the impact of the green revolution. New York: Praeger Publishers.
Harvard
Poleman T. T., Freebairn D. K., . (1974). Food, population, and employment: the impact of the green revolution. New York: Praeger Publishers.
MLA
Poleman Thomas T, Freebairn Donald K, . Food, population, and employment: the impact of the green revolution. New York: Praeger Publishers. 1974.