Smithsonian Institution. (1911). Asteroidea of North Pacific and adjacent waters: Part 1. Phanerozonia and Spinulosa. GPO.
Chicago Style (17th ed.) CitationSmithsonian Institution. Asteroidea of North Pacific and Adjacent Waters: Part 1. Phanerozonia and Spinulosa. [Washington]: GPO, 1911.
MLA (9th ed.) CitationSmithsonian Institution. Asteroidea of North Pacific and Adjacent Waters: Part 1. Phanerozonia and Spinulosa. GPO, 1911.
Warning: These citations may not always be 100% accurate.