APA (7th ed.) Citation

Steen, R. W., & Others, A. (1979). The Texas Formula System.

Chicago Style (17th ed.) Citation

Steen, Ralph W., and And Others. The Texas Formula System. 1979.

MLA (9th ed.) Citation

Steen, Ralph W., and And Others. The Texas Formula System. 1979.

Warning: These citations may not always be 100% accurate.