APA (7th ed.) Citation

Johnson, L. H. (1929). Canadian market for dental instruments and supplies. [publisher not identified].

Chicago Style (17th ed.) Citation

Johnson, L. H. Canadian Market for Dental Instruments and Supplies. Washington, D.C.: [publisher not identified], 1929.

MLA (9th ed.) Citation

Johnson, L. H. Canadian Market for Dental Instruments and Supplies. [publisher not identified], 1929.