APA (7th ed.) Citation

Hoehn, R. P., Peterson-Hunt, W. S., & Woodruff, E. L. (1976). Union list of Sanborn fire insurance maps held by institutions in the United States and Canada. Western Association of Map Libraries.

Chicago Style (17th ed.) Citation

Hoehn, R. Philip, William S. Peterson-Hunt, and E. L. Woodruff. Union List of Sanborn Fire Insurance Maps Held by Institutions in the United States and Canada. Santa Cruz, CA: Western Association of Map Libraries, 1976.

MLA (9th ed.) Citation

Hoehn, R. Philip, et al. Union List of Sanborn Fire Insurance Maps Held by Institutions in the United States and Canada. Western Association of Map Libraries, 1976.