TY  - BOOK
AU  - Roy, M. Aaron.
AU  - Roy,M.Aaron
TI  - Species identity and attachment : Phylogenic Evaluation
SN  - 0824070526 :
U1  - 596/.05 
PY  - 1980///
CY  - New York
PB  - Garland STPM Press
KW  - Social behavior in animals
KW  - Critical periods (Biology)
KW  - Imprinting (Psychology)
KW  - Species
ER  -