Wormuth, J. H. (1976). The biogeography and numerical taxonomy of the Ooegopsid squid family Ommastrephidae in the Pacific Ocean. Univ. of California Press.
Citace podle Chicago (17th ed.)Wormuth, John H. The Biogeography and Numerical Taxonomy of the Ooegopsid Squid Family Ommastrephidae in the Pacific Ocean. Berkeley, California: Univ. of California Press, 1976.
Citace podle MLA (9th ed.)Wormuth, John H. The Biogeography and Numerical Taxonomy of the Ooegopsid Squid Family Ommastrephidae in the Pacific Ocean. Univ. of California Press, 1976.
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