APA (7th ed.) Citation

Smith, H., & Walker, D. (1923). The geography of Texas. Ginn and company.

Chicago Style (17th ed.) Citation

Smith, Harriet, and Darthula Walker. The Geography of Texas. Boston, New York [etc.]: Ginn and company, 1923.

MLA (9th ed.) Citation

Smith, Harriet, and Darthula Walker. The Geography of Texas. Ginn and company, 1923.