APA (7th ed.) Citation

Wolfskill, L. A., Dunlap, W. A., & Gallaway, B. M. (1963). Handbook for building homes of earth. Texas Transportation Institute.

Chicago Style (17th ed.) Citation

Wolfskill, Lyle A., Wayne A. Dunlap, and Bob M. Gallaway. Handbook for Building Homes of Earth. College Station, Tx: Texas Transportation Institute, 1963.

MLA (9th ed.) Citation

Wolfskill, Lyle A., et al. Handbook for Building Homes of Earth. Texas Transportation Institute, 1963.