Cita APA (7th ed.)

Spross, C. G., & Rogers, G. (1908). Yesterday and today. Theodore Presser.

Cita Chicago (17th ed.)

Spross, Charles Gilbert, i Gertrude Rogers. Yesterday and Today. Philadelphia: Theodore Presser, 1908.

Cita MLA (9th ed.)

Spross, Charles Gilbert, i Gertrude Rogers. Yesterday and Today. Theodore Presser, 1908.