TY  - BOOK
AU  - Barker,Grayson
TI  - Parasitology: a conceptual approach 
SN  - 9781635493429
U1  - 591.785 
PY  - 2017///
CY  - New York
PB  - Larsen & Keller
N1  - Includes bibliographical reference and index; 500-599
ER  -