APA (7th ed.) Citation

Friend, A. L., Bleck, R., Das, P., Drew, D., Huebner, G. L., & Luther, H. A. (1976). Numerical weather prediction using a combination of isentropic and sigma coordinates. Friend.

Chicago Style (17th ed.) Citation

Friend, Arnold Luther, Rainer Bleck, Phanindramohan Das, Dan Drew, George L. Huebner, and H. A. Luther. Numerical Weather Prediction Using a Combination of Isentropic and Sigma Coordinates. [College Station, Tex.]: Friend, 1976.

MLA (9th ed.) Citation

Friend, Arnold Luther, et al. Numerical Weather Prediction Using a Combination of Isentropic and Sigma Coordinates. Friend, 1976.