APA (7th ed.) Citation

MERRILL, P. W., & Burwell, C. G. (1933). Variations in structure of the hydrogen lines in the spectrum of H.D. 31293. Astrophysical Journal, 77, 103. https://doi.org/10.1086/143450

Chicago Style (17th ed.) Citation

MERRILL, Paul Willard, and C. G. Burwell. "Variations in Structure of the Hydrogen Lines in the Spectrum of H.D. 31293." Astrophysical Journal 77 (1933): 103. https://doi.org/10.1086/143450.

MLA (9th ed.) Citation

MERRILL, Paul Willard, and C. G. Burwell. "Variations in Structure of the Hydrogen Lines in the Spectrum of H.D. 31293." Astrophysical Journal, vol. 77, 1933, p. 103, https://doi.org/10.1086/143450.