TY - BOOK AU - Johnston,David O. TI - Chemistry and the environment T2 - Saunders golden series SN - 0721651852 AV - QD31.2 .C42 U1 - 540 PY - 1973/// CY - Philadelphia PB - Saunders KW - Chemistry KW - Local KW - Environmental chemistry N1 - Includes bibliographies ER -