APA (7th ed.) Citation

Williams, R. J. (1970). Sunshine climatology of Texas. [publisher not identified].

Chicago Style (17th ed.) Citation

Williams, Richard James. Sunshine Climatology of Texas. [College Station, Tex.]: [publisher not identified], 1970.

MLA (9th ed.) Citation

Williams, Richard James. Sunshine Climatology of Texas. [publisher not identified], 1970.