Smithsonian Institution. (1940). Reports on collections obtained by 1st Johnson-Smithsonian Deep-Sea Expedition to Puerto Rican Deep: New genus and species of eel from Puerto Rican Deep. [s.n.].
Chicago Style (17th ed.) CitationSmithsonian Institution. Reports on Collections Obtained by 1st Johnson-Smithsonian Deep-Sea Expedition to Puerto Rican Deep: New Genus and Species of Eel from Puerto Rican Deep. [Washington]: [s.n.], 1940.
MLA (9th ed.) CitationSmithsonian Institution. Reports on Collections Obtained by 1st Johnson-Smithsonian Deep-Sea Expedition to Puerto Rican Deep: New Genus and Species of Eel from Puerto Rican Deep. [s.n.], 1940.
Warning: These citations may not always be 100% accurate.