Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.