APA (7th ed.) Citation

Shepherd, W. R. (1973). Shepherd's historical atlas (9th ed., rev. and updated.). Barnes & Noble Books.

Chicago Style (17th ed.) Citation

Shepherd, William R. Shepherd's Historical Atlas. 9th ed., rev. and updated. New York: Barnes & Noble Books, 1973.

MLA (9th ed.) Citation

Shepherd, William R. Shepherd's Historical Atlas. 9th ed., rev. and updated. Barnes & Noble Books, 1973.