APA (7th ed.) Citation

MacGinnis, L. D., & Heigold, P. C. (1974). A seismic refraction survey of the Meredosia Channel area of northwestern Illinois. State of Illinois, Dept. of Registration and Education.

Chicago Style (17th ed.) Citation

MacGinnis, Lyle D., and Paul C. Heigold. A Seismic Refraction Survey of the Meredosia Channel Area of Northwestern Illinois. Urbana: State of Illinois, Dept. of Registration and Education, 1974.

MLA (9th ed.) Citation

MacGinnis, Lyle D., and Paul C. Heigold. A Seismic Refraction Survey of the Meredosia Channel Area of Northwestern Illinois. State of Illinois, Dept. of Registration and Education, 1974.