TY  - BOOK
AU  - Williams,Peter L.
AU  - Wendell Smith,C.P.
AU  - Treadgold,Sylvia
TI  - Basic human embryology
AV  - QM601 .W5 1966a
U1  - 612.64 
PY  - 1966///]
CY  - Philadelphia
PB  - Lippincott
KW  - Embryology, Human
KW  - Embryology
N1  - Bibliography: p. 7
UR  - http://www.archive.org/details/basichumanembryo00will
UR  - http://www.openlibrary.org/books/OL5977356M
ER  -