APA (7th ed.) Citation

Spring, B., Spring, I., & Fish, B. (1956). Adventuring on the Columbia. Superior Pub. Co..

Chicago Style (17th ed.) Citation

Spring, Bob, Ira Spring, and Byron Fish. Adventuring on the Columbia. Seattle: Superior Pub. Co., 1956.

MLA (8th ed.) Citation

Spring, Bob, et al. Adventuring on the Columbia. Superior Pub. Co., 1956.

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