APA (7th ed.) Citation

Hudson, K. (1981). The directory of museums (2. ed.). Macmillan.

Chicago Style (17th ed.) Citation

Hudson, Kenneth. The Directory of Museums. 2. ed. London: Macmillan, 1981.

MLA (9th ed.) Citation

Hudson, Kenneth. The Directory of Museums. 2. ed. Macmillan, 1981.