00279nam a2200109 a 450000500170000008200230001710000060004011000170004624500320006326000530009530000210014820251203091639.0  a909.09824,bD, mat  d_  aMathew, K.S.  aStudies in maritime history  aPoNew DelhiicherrybPondicherry Universityc1990  axviii,206p, 22cm