TY  - BOOK
AU  - CHRISTENSEN, Ha Ivor N
TI  - PH and dissociarion ; a learning program for students of the biological and medical sciences
U1  - 574 C35P 
PY  - 1964///
PB  - Philadelphia
KW  - BIOLOGY -- STUDY AND TEACHING
KW  - MEDICINE -- STUDY AND TEACHING
ER  -