Cita APA (7a ed.)

Hettema, P. J. (1979). Personality and adaptation. North-Holland Pub. Co. ; Sole distributors for the U.S.A. and Canada, Elsevier North-Holland.

Cita Chicago Style (17a ed.)

Hettema, P. J. Personality and Adaptation. Amsterdam ; New York : New York: North-Holland Pub. Co. ; Sole distributors for the U.S.A. and Canada, Elsevier North-Holland, 1979.

Cita MLA (8a ed.)

Hettema, P. J. Personality and Adaptation. North-Holland Pub. Co. ; Sole distributors for the U.S.A. and Canada, Elsevier North-Holland, 1979.