APA (7th ed.) Citation

Merrill, C. E. (1983). Soil surface modification in the Trans-Pecos region of Texas. [publisher not identified].

Chicago Style (17th ed.) Citation

Merrill, Clifton Edwards. Soil Surface Modification in the Trans-Pecos Region of Texas. [Place of publication not identified]: [publisher not identified], 1983.

MLA (9th ed.) Citation

Merrill, Clifton Edwards. Soil Surface Modification in the Trans-Pecos Region of Texas. [publisher not identified], 1983.