APA
Venezian E. L., Gamble W. K., . (1969). The agricultural development of México: its structure and growth since 1950. New York: Praeger.
Chicago
Venezian Eduardo L, Gamble William K, . 1969. The agricultural development of México: its structure and growth since 1950. New York: Praeger.
Harvard
Venezian E. L., Gamble W. K., . (1969). The agricultural development of México: its structure and growth since 1950. New York: Praeger.
MLA
Venezian Eduardo L, Gamble William K, . The agricultural development of México: its structure and growth since 1950. New York: Praeger. 1969.