Cita APA (7a ed.)

Steen, G. E., & Steen, R. W. (1963). Your Texas heritage. Steck Company.

Cita Chicago Style (17a ed.)

Steen, Gladys E., y Ralph Wright Steen. Your Texas Heritage. Austin, Tex.: Steck Company, 1963.

Cita MLA (8a ed.)

Steen, Gladys E., y Ralph Wright Steen. Your Texas Heritage. Steck Company, 1963.