TY - BOOK AU - Krebs,Charles J. TI - Ecological methodology SN - 0321021738 AV - QH541.15.S72 K74 1999 U1 - 577/.07/27 21 PY - 1999/// CY - Menlo Park, Calif. PB - Benjamin/Cummings KW - Ecology KW - Statistical methods N1 - Includes bibliographical references (p. 581-605) and index ER -