Smithsonian Institution. (1919). Birds of North and Middle America, descriptive catalogue of higher groups, genera, species, and subspecies of birds known to occur in North America, from Arctic lands to Isthmus of Panama, West Indies and other islands of Caribbean Sea, and Galapagos Archipelago: Part VIII, families Jacanidae (jacanas), Oedicnemidae (thick-knees), Haematopodidae (oyster-catchers), Arenariidae (turnstones), Aphrizidae (surf birds), Charadriidae (plovers), Scololacidae (snipes), Phalaropodidae (phalaropes), Recurvirostridae (avocets and stilts), Rynchopidae (skimmers), Sternidae (terns), Laridae (gulls), Stercorariidae (skuas), Alcidae (auks). GPO.
Chicago Style (17th ed.) CitationSmithsonian Institution. Birds of North and Middle America, Descriptive Catalogue of Higher Groups, Genera, Species, and Subspecies of Birds Known to Occur in North America, from Arctic Lands to Isthmus of Panama, West Indies and Other Islands of Caribbean Sea, and Galapagos Archipelago: Part VIII, Families Jacanidae (jacanas), Oedicnemidae (thick-knees), Haematopodidae (oyster-catchers), Arenariidae (turnstones), Aphrizidae (surf Birds), Charadriidae (plovers), Scololacidae (snipes), Phalaropodidae (phalaropes), Recurvirostridae (avocets and Stilts), Rynchopidae (skimmers), Sternidae (terns), Laridae (gulls), Stercorariidae (skuas), Alcidae (auks). [Washington]: GPO, 1919.
MLA (9th ed.) CitationSmithsonian Institution. Birds of North and Middle America, Descriptive Catalogue of Higher Groups, Genera, Species, and Subspecies of Birds Known to Occur in North America, from Arctic Lands to Isthmus of Panama, West Indies and Other Islands of Caribbean Sea, and Galapagos Archipelago: Part VIII, Families Jacanidae (jacanas), Oedicnemidae (thick-knees), Haematopodidae (oyster-catchers), Arenariidae (turnstones), Aphrizidae (surf Birds), Charadriidae (plovers), Scololacidae (snipes), Phalaropodidae (phalaropes), Recurvirostridae (avocets and Stilts), Rynchopidae (skimmers), Sternidae (terns), Laridae (gulls), Stercorariidae (skuas), Alcidae (auks). GPO, 1919.