Sivalingam, S.
The 1958 pearl oyster fishery, gulf of Mannar: - Ceylon The fisheries research station 1961 - 28 p.
includes appendix
639.2 / SRI
The 1958 pearl oyster fishery, gulf of Mannar: - Ceylon The fisheries research station 1961 - 28 p.
includes appendix
639.2 / SRI