APA (7th ed.) Citation

Busch, H., Lohse, B., & Wagner, E. (1966). Pre-Romanesque art. Macmillan.

Chicago Style (17th ed.) Citation

Busch, Herald, Bernd Lohse, and Eva-Maria Wagner. Pre-Romanesque Art. New York: Macmillan, 1966.

MLA (9th ed.) Citation

Busch, Herald, et al. Pre-Romanesque Art. Macmillan, 1966.