APA (7th ed.) Citation

Parkhurst, J. A. (1906). Researches in stellar photometry during the years 1894 to 1906 made chiefly at the Yerkes Observatory. Carnegie Instution.

Chicago Style (17th ed.) Citation

Parkhurst, John A. Researches in Stellar Photometry During the Years 1894 to 1906 Made Chiefly at the Yerkes Observatory. Washington: Carnegie Instution, 1906.

MLA (9th ed.) Citation

Parkhurst, John A. Researches in Stellar Photometry During the Years 1894 to 1906 Made Chiefly at the Yerkes Observatory. Carnegie Instution, 1906.