APA (7th ed.) Citation

(1915). Class 15: General schedule of supplies, 1916. [publisher not identified].

Chicago Style (17th ed.) Citation

Class 15: General Schedule of Supplies, 1916. Washington, D.C.: [publisher not identified], 1915.

MLA (9th ed.) Citation

Class 15: General Schedule of Supplies, 1916. [publisher not identified], 1915.