00632nam a22002057a 4500 BD-DhUL 20141223102652.0 141223s1969 ii abc|| |||| 001 0 eng d BD-DhUL BD-DhUL 590 MAP Mayr, Ernst, 1904- Principles of systematic zoology / Ernst Mayr. New Delhi : Tata McGraw-Hill, c1969. xi, 428 p. : ill., maps, ports ; 23 cm. Bibliography: p. 381-395. Animals Classification. Zoology classification. Animales Clasificación. ddc BK 23991 23991 0 0 ddc 0 590_000000000000000_MAP 0 NFIC 46283 DUSL DUSL GEN 2014-12-23 Purchased 590 MAP A188737 2014-12-23 1 2014-12-23 BK