TY - BOOK AU - Parsons,Edward C.M. TI - An introduction to marine mammal biology and conservation SN - 9780763783440 (pbk. : alk. paper) AV - QL713.2 .P376 2013 U1 - 599.5 23 PY - 2013/// CY - Burlington, Mass. PB - Jones & Bartlett Learning KW - Marine mammals KW - Conservation ER -