00000cam a22000003a 4500 UP-99796217609467470 Buklod 20230215101310.0 a r |||| u| ta 100920s xx d r |||| u| 0-19-914320-X (iLib)UPD-00136500387 DSCI eng QH 81 .M477 1990 Merrick, William The environment William Merrick [and] Joan O' Sullivan. Oxford Oxford University Press 1990. 48 p. col. ill Oxford Action Science Includes index, questions and activities Natural History. O' Sullivan, Joan. Book FO UPD DSCI QH 81 .M477 1990 Book