APA Citation

Walker, J., & Walker, K. (1969). The Washington guidebook. Washington, D.C.: Metro.

Chicago Style Citation

Walker, John, and Katharine Walker. The Washington Guidebook. Washington, D.C.: Metro, 1969.

MLA Citation

Walker, John, and Katharine Walker. The Washington Guidebook. Washington, D.C.: Metro, 1969.

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