APA (7th ed.) Citation

Webber, B. (1991). Comprehensive index to Oregon trail diaries. Webb Research Group ; Distributed by Pacific Northwest Books Co..

Chicago Style (17th ed.) Citation

Webber, Bert. Comprehensive Index to Oregon Trail Diaries. Medford, OR: Webb Research Group ; Distributed by Pacific Northwest Books Co., 1991.

MLA (8th ed.) Citation

Webber, Bert. Comprehensive Index to Oregon Trail Diaries. Webb Research Group ; Distributed by Pacific Northwest Books Co., 1991.

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