Cita APA (7a ed.)

Ellis, A. (1991). Achieving self-actualization: The rational-emotive approach. [s.n.].

Cita Chicago Style (17a ed.)

Ellis, Albert. Achieving Self-actualization: The Rational-emotive Approach. [S.l.]: [s.n.], 1991.

Cita MLA (9a ed.)

Ellis, Albert. Achieving Self-actualization: The Rational-emotive Approach. [s.n.], 1991.