APA (7th ed.) Citation

Wagner, R. A., Pike, C. P., & MA, A. F. G. L. H. A. (1980). A Discussion of Arctic Ionograms.

Chicago Style (17th ed.) Citation

Wagner, R. A., C. P. Pike, and AIR FORCE GEOPHYSICS LAB HANSCOM AFB MA. A Discussion of Arctic Ionograms. 1980.

MLA (9th ed.) Citation

Wagner, R. A., et al. A Discussion of Arctic Ionograms. 1980.