MASSARE, J. A. (1991). Prehistoric Marine Reptiles: Sea Monsters During The Age Of Dinosaurs / Judy A. Massare. Franklin Watts.
Chicago-viite (17. p.)MASSARE, Judy A. Prehistoric Marine Reptiles: Sea Monsters During The Age Of Dinosaurs / Judy A. Massare. Franklin Watts, 1991.
MLA-viite (8. p.)MASSARE, Judy A. Prehistoric Marine Reptiles: Sea Monsters During The Age Of Dinosaurs / Judy A. Massare. Franklin Watts, 1991.
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