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ISSN:0962-7286|21|3|373-377

Universities Federation for Animal Welfare‎(2012)‎

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By Butterworth A   Knowles TG   Whittington P   Matthews L   Rogers A   Bagshaw CS   in Animal Welfare

ISSN:0962-7286|16|2|177-179

Universities Federation for Animal Welfare‎(2007)‎

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By Crawford R.J.M.   Shannon L.J.   Whittington P.A.   Murison G.   in South African Journal of Marine Science

ISSN:0257-7615|22|1|111-119

NISC Pty Ltd‎(2000)‎

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By Crawford R. J. M.   Cooper J.   Dyer B. M.   Greyling M. D.   Klages N. T. W.   Ryan P. G.   Petersen S. L.   Underhill L. G.   Upfold L.   Wilkinson W.   De Villiers M. S.   Du Plessis S.   Du Toit M.   Leshoro T. M.   Makhado A. B.   Mason M. S.   Merkle D.   Tshingana D.   Ward V. L.   Whittington P. A.   in African Journal of Marine Science

ISSN:1814-232X|25|1|427-440

Taylor & Francis Ltd‎(2003)‎

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