APA (7th ed.) Citation

Epstein, M. R. (1966). Comparison of long-distance hf radio-signal reception at high and low receiving sites. Radio Science, 1, 751.

Chicago Style (17th ed.) Citation

Epstein, M. R. "Comparison of Long-distance Hf Radio-signal Reception at High and Low Receiving Sites." Radio Science 1 (1966): 751.

MLA (9th ed.) Citation

Epstein, M. R. "Comparison of Long-distance Hf Radio-signal Reception at High and Low Receiving Sites." Radio Science, vol. 1, 1966, p. 751.