00707nam a2200241 a 4500 37067 BD-RjUL 20211209052556.0 141013s1978 enka 000 0 eng d 0263063755 OCLC ocm12169468 from D971020M (BD-RjUL)37169 EUN EUN AJB EQO BD-RjUL eng eng 577.071 SAP 1978 21 QH541.2 .S26x 1978 Sands, Margaret Kathleen. 113342 Problems in ecology / M. K. Sands. Teachers' ed. London : Mills and Boon, 1978. 135 p. : ill. ; 23 cm. Ecology Study and teaching. 113343 ddc BK 37067 37067 0 0 ddc 0 1 NFIC IBSc IBSc Stack 2014-10-13 British council 0 577.071 SAP 1978 2014-10-13 00:00:00 C-1 2014-10-13 BK