APA (7th ed.) Citation

Thacher, J. B., Ashley, F. W., & Thacher, E. T. (1915). Catalogue of the John Boyd Thacher collection of incunabula. Government Printing Office.

Chicago Style (17th ed.) Citation

Thacher, John Boyd, Frederick William Ashley, and Emma Treadwell Thacher. Catalogue of the John Boyd Thacher Collection of Incunabula. Washington: Government Printing Office, 1915.

MLA (9th ed.) Citation

Thacher, John Boyd, et al. Catalogue of the John Boyd Thacher Collection of Incunabula. Government Printing Office, 1915.