TY - BOOK AU - Graaff, Kent M. AU - Crawley, John L. TI - A photographic atlas for the biology laboratory SN - 0895822725 (pbk.) AV - QH308.2 .G57 1994 PY - 1994/// CY - Englewood, Colorado [USA] PB - Morton Publishing Co. KW - Biology N1 - Includes index; ill ER -