00318nam a2200109Ia 4500008004100000082001300041100001700054245007900071260002900150300001700179650001200196171129s9999||||xx |||||||||||||| ||und||  a594bKOT  aKotpal, R.L. 0aMollusca : textbook for college and University studentsc/ by  R.L. Kotpal  aMeerut :bRastogi,c1981  a238p.; 18cm.  aZoology