TY - BOOK AU - Last,John M. TI - Public health and human ecology SN - 0838580807 (pbk.) U1 - 362.1 21 PY - 1998/// CY - Stamford, Conn. PB - Appleton & Lange KW - Public health KW - Human ecology KW - Public Health KW - Ecology N1 - Includes bibliographical references and index ER -