Parker, T Jeffery . A text-book of zoology / by T. Jeffery Parker and William A. Haswell. - 7th ed / . - New Delhi : Low Price Publications , 1990. - 2v. : ill. ; 23cm . Includes index and bibliography ISBN: 8185418284 NULL Subjects--Index Terms: ZOOLOGY Dewey Class. No.: 590 / PAR/T