APA (7th ed.) Citation

King, E. S. (1912). Photographic photometry forming a part of the Henry Draper memorial. Publ. by the Observatory.

Chicago Style (17th ed.) Citation

King, Edward S. Photographic Photometry Forming a Part of the Henry Draper Memorial. Cambridge, Mass: Publ. by the Observatory, 1912.

MLA (9th ed.) Citation

King, Edward S. Photographic Photometry Forming a Part of the Henry Draper Memorial. Publ. by the Observatory, 1912.