APA (7th ed.) Citation

(1927). Regulations governing payment to Post Office Department for supplies and services. [publisher not identified].

Chicago Style (17th ed.) Citation

Regulations Governing Payment to Post Office Department for Supplies and Services. Washington, D.C.: [publisher not identified], 1927.

MLA (9th ed.) Citation

Regulations Governing Payment to Post Office Department for Supplies and Services. [publisher not identified], 1927.