Cita APA (7a ed.)

Ellis, A. (1990). Is rational-emotive therapy (RET) rationalist or constructivist? [s.n.].

Cita Chicago Style (17a ed.)

Ellis, Albert. Is Rational-emotive Therapy (RET) Rationalist or Constructivist? [S.l.]: [s.n.], 1990.

Cita MLA (9a ed.)

Ellis, Albert. Is Rational-emotive Therapy (RET) Rationalist or Constructivist? [s.n.], 1990.