00297nam a2200109Ia 4500008004100000020001800041040002900059050002200088100001800110245002800128260003100156230104s9999||||xx |||||||||||||| ||und||  a92-5-100743-8  cChuka University Library  aSF 396.9bH8 1980  aHughes, P.E.  0aReproduction in the pig  aButterworth.bLondonc1980