APA (7th ed.) Citation

Curtis, A., & Lenggenhager, W. Northwest -- Forts and blockhouses -- Washington -- Fort Nisqually.

Chicago Style (17th ed.) Citation

Curtis, Asahel, and Werner Lenggenhager. Northwest -- Forts and Blockhouses -- Washington -- Fort Nisqually.

MLA (8th ed.) Citation

Curtis, Asahel, and Werner Lenggenhager. Northwest -- Forts and Blockhouses -- Washington -- Fort Nisqually.

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