Cita APA (7a ed.)

Rolf, J. (1990). Risk and protective factors in the development of psychopathology. Cambridge University Press.

Cita Chicago Style (17a ed.)

Rolf, Jon. Risk and Protective Factors in the Development of Psychopathology. Cambridge: Cambridge University Press, 1990.

Cita MLA (9a ed.)

Rolf, Jon. Risk and Protective Factors in the Development of Psychopathology. Cambridge University Press, 1990.