TY  - BOOK
AU  - Hussein,M.F.
TI  - Principles of animal biology / 
AV  - QH308.2 .C34 1978
U1  - 570 23
PY  - 1978///
CY  - Cairo : 
PB  - Dar el maaref, 
KW  - Biology
N1  - Includes bibliographical references and index
ER  -