Authors: EFRAN JS HEFFNER KP

Citation: Js. Efran et Kp. Heffner, IS CONSTRUCTIVIST PSYCHOTHERAPY EPISTEMOLOGICALLY FLAWED, Journal of constructivist psychology, 11(2), 1998, pp. 89-103

Authors: HEFFNER KP ROSENBERG H ROTHROCK N KIMBERRIGGS K GOULD C

Citation: Kp. Heffner et al., RECREATIONAL DRUG-USE CONCURRENT WITH ABUSE OR DEPENDENCE ON OTHER PSYCHOACTIVE SUBSTANCES, Journal of substance abuse treatment, 13(6), 1996, pp. 499-504