APA (7th ed.) Citation

Humphrey, R. B. (1948). The American notary manual (4th ed.). [publisher not identified].

Chicago Style (17th ed.) Citation

Humphrey, R. B. The American Notary Manual. 4th ed. Dallas: [publisher not identified], 1948.

MLA (9th ed.) Citation

Humphrey, R. B. The American Notary Manual. 4th ed. [publisher not identified], 1948.

Warning: These citations may not always be 100% accurate.