Cita APA (7a ed.)

Cancro, R. (1971). Intelligence: Genetic and environmental influences. Grune & Stratton.

Cita Chicago Style (17a ed.)

Cancro, Robert. Intelligence: Genetic and Environmental Influences. New York: Grune & Stratton, 1971.

Cita MLA (9a ed.)

Cancro, Robert. Intelligence: Genetic and Environmental Influences. Grune & Stratton, 1971.