TY - BOOK AU - Kreuzer,Helen AU - Massey,Adrianne TI - Recombinant DNA and biotechnology: a guide for teachers SN - 1555811752 U1 - 660.6/5 PY - 2001/// CY - Washington, D.C. PB - ASM Press KW - Recombinant DNA KW - Genetic engineering KW - Biotechnology ER -