APA

Abbott R. T., Zim H. S. & George and Marita Sandstrom. (1959). Sea Shells of the World. New York: Golden Press.

Chicago

Abbott R Tucker, Zim Herbert S and George and Marita Sandstrom. 1959. Sea Shells of the World. New York: Golden Press.

Harvard

Abbott R. T., Zim H. S. and George and Marita Sandstrom. (1959). Sea Shells of the World. New York: Golden Press.

MLA

Abbott R Tucker, Zim Herbert S and George and Marita Sandstrom. Sea Shells of the World. New York: Golden Press. 1959.