APA (7th ed.) Citation

Hashagen, R. (1986). Counties of the state of Washington. R. Hashagen.

Chicago Style (17th ed.) Citation

Hashagen, Richard. Counties of the State of Washington. Spokane, Wash.: R. Hashagen, 1986.

MLA (8th ed.) Citation

Hashagen, Richard. Counties of the State of Washington. R. Hashagen, 1986.

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