00439nam a22001697a 4500003000400000008004100004082001400045100001800059245005600077250001200133260003900145300001400184650001800198650002400216650001200240650001700252OSt221026b        |||||||| |||| 00| 0 eng d  a592bP91T  aPrasad, S. N.  aTextbook of Invertebrate Zoology /cby S. N. Prasad  a4th ed.  a.- Calcuttab: Kitab Mahalc, 1962  avii,806p.  aPure Sciences  aZoological Sciences  aZoology  aInvertebrate