"0, . "
Wastes and their treatment: information sources and bibliography/ UNEP - ed. - Nairobi : UNEP 1986. - xii, 334p.; bibliograhy and index 29 cm."
92 807 1156 3
waste products--recycling
TD786 / .W37 1986
Wastes and their treatment: information sources and bibliography/ UNEP - ed. - Nairobi : UNEP 1986. - xii, 334p.; bibliograhy and index 29 cm."
92 807 1156 3
waste products--recycling
TD786 / .W37 1986