APA Citation

Dall, W. H., Bartsch, P., & Bartsch, P. (1909). A monograph of West American pyramidellid mollusks. Washington: Govt. Print. Off..

Chicago Style Citation

Dall, William Healey, Paul Bartsch, and Paul Bartsch. A Monograph of West American Pyramidellid Mollusks. Washington: Govt. Print. Off., 1909.

MLA Citation

Dall, William Healey, Paul Bartsch, and Paul Bartsch. A Monograph of West American Pyramidellid Mollusks. Washington: Govt. Print. Off., 1909.

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