TY - BOOK AU - Cunningham,William P. TI - Principles of Environmental Science : inquiry and applications SN - 0072509317 (paperback) PY - 2004///. PY - 0000///28 cm. CY - 424 p. N2 - Cunningham, Mary A UR - http://10.10.170.122:8080/browse/book/4591 ER -