APA (7th ed.) Citation

(1976). Pictorial review and historical sketch of the Island of Guam, 1521-1940. [s.n.].

Chicago Style (17th ed.) Citation

Pictorial Review and Historical Sketch of the Island of Guam, 1521-1940. [S.l.]: [s.n.], 1976.

MLA (9th ed.) Citation

Pictorial Review and Historical Sketch of the Island of Guam, 1521-1940. [s.n.], 1976.

Warning: These citations may not always be 100% accurate.