Cita APA (7a ed.)

Roberts, D. F. (1979). Dermatoglyphics and human genetics. [s.n.].

Cita Chicago Style (17a ed.)

Roberts, D. F. Dermatoglyphics and Human Genetics. [S.l.]: [s.n.], 1979.

Cita MLA (9a ed.)

Roberts, D. F. Dermatoglyphics and Human Genetics. [s.n.], 1979.