APA (7th ed.) Citation

Hoard, D. W. (1993). Strömgren u Photometry of CH Cygni. Publications of the Astronomical Society of the Pacific, 105(693), 1232-1237. https://doi.org/10.1086/133300

Chicago Style (17th ed.) Citation

Hoard, D. W. "Strömgren U Photometry of CH Cygni." Publications of the Astronomical Society of the Pacific 105, no. 693 (1993): 1232-1237. https://doi.org/10.1086/133300.

MLA (9th ed.) Citation

Hoard, D. W. "Strömgren U Photometry of CH Cygni." Publications of the Astronomical Society of the Pacific, vol. 105, no. 693, 1993, pp. 1232-1237, https://doi.org/10.1086/133300.