Cita APA (7a ed.)

Putman, J. J. (1988). The search for modern humans. [s.n.].

Cita Chicago Style (17a ed.)

Putman, John J. The Search for Modern Humans. [S.l.]: [s.n.], 1988.

Cita MLA (9a ed.)

Putman, John J. The Search for Modern Humans. [s.n.], 1988.