00575nam a22002057a 4500 BD-DhUL 20141222173753.0 141222s1981 ii a|||| |||| 001 0 eng d 0706912454 BD-DhUL BD-DhUL 581.5 KUM Kumar, H.D. Modern concepts of ecology / by H. D. Kumar. New Delhi : Vikas Pub. House, ©1977. viii, 201 p. : ill. ; 22 cm. RS 75.00 Includes Bibliographical References and Index. Ecology ddc BK 23882 23882 0 0 ddc 0 581_500000000000000_KUM 0 NFIC 46163 DUSL DUSL GEN 1982-12-02 Purchased 581.5 KUM A212474 2014-12-22 1 2014-12-22 BK