APA (7th ed.) Citation

Lewis, R. H. (1976). Manual for museums. Nat. Park Service, U.S. Dept. of the Interior.

Chicago Style (17th ed.) Citation

Lewis, Ralph H. Manual for Museums. Washington: Nat. Park Service, U.S. Dept. of the Interior, 1976.

MLA (9th ed.) Citation

Lewis, Ralph H. Manual for Museums. Nat. Park Service, U.S. Dept. of the Interior, 1976.