APA (7th ed.) Citation

Sherrill, C. O. (1912). Rapid reconnaissance sketching: Including contouring (3d ed., 6th thousand.). [publisher not identified].

Chicago Style (17th ed.) Citation

Sherrill, C. O. Rapid Reconnaissance Sketching: Including Contouring. 3d ed., 6th thousand. [Place of publication not identified]: [publisher not identified], 1912.

MLA (9th ed.) Citation

Sherrill, C. O. Rapid Reconnaissance Sketching: Including Contouring. 3d ed., 6th thousand. [publisher not identified], 1912.