Cita APA (7a ed.)

Barnes, R. D. (1985). Nature versus nurture. Univ. Pr. of America.

Cita Chicago Style (17a ed.)

Barnes, Robert D. Nature Versus Nurture. Lanham [u.a.]: Univ. Pr. of America, 1985.

Cita MLA (8a ed.)

Barnes, Robert D. Nature Versus Nurture. Univ. Pr. of America, 1985.