Robinson, G. (1897). Ice-riding pinnipeds [electronic resource]: A description of the migration and peculiarities of the Phoca Greenlandica and Cystophora Cristata, with remarks on the Phoca Barbata, the Vitulina, and Trichechus Rosmarus on the north-east coast of America. London : J.D. Potter.
Chicago Style (17th ed.) CitationRobinson, George. Ice-riding Pinnipeds [electronic Resource]: A Description of the Migration and Peculiarities of the Phoca Greenlandica and Cystophora Cristata, with Remarks on the Phoca Barbata, the Vitulina, and Trichechus Rosmarus on the North-east Coast of America. London : J.D. Potter, 1897.
MLA (9th ed.) CitationRobinson, George. Ice-riding Pinnipeds [electronic Resource]: A Description of the Migration and Peculiarities of the Phoca Greenlandica and Cystophora Cristata, with Remarks on the Phoca Barbata, the Vitulina, and Trichechus Rosmarus on the North-east Coast of America. London : J.D. Potter, 1897.