TY - BOOK AU - Wright, Barbara E. TI - Critical variables in differentitation SN - 0-13-194209-3 U1 - 576.363 PY - 1973/// CY - New Jersey PB - Prentice Hall Incorporation KW - Management KW - Microbiology -- Virology N1 - 3905 / 21.08.1973; Cell Biology; Developmental Biology; Molecular Biology ER -