APA (7th ed.) Citation

Williams, G. L., & Post, M. M. (1965). The Gardens of Hillwood: A guide book with map. Corporate Press.

Chicago Style (17th ed.) Citation

Williams, George Livingston, and Marjorie Merriweather Post. The Gardens of Hillwood: A Guide Book with Map. Washington, D.C.: Corporate Press, 1965.

MLA (9th ed.) Citation

Williams, George Livingston, and Marjorie Merriweather Post. The Gardens of Hillwood: A Guide Book with Map. Corporate Press, 1965.