TY  - BOOK
AU  - Kingsley, Howard L
TI  - The nature and conditions of learning rev. by r. garry
T2  - Prentice-hall psychology series
AV  - LB1051 K536
PY  - 1957///
CY  - Englewood cliffs, n. j. prentice-hall
KW  - Psicología del aprendizaje
ER  -