Parkhurst, J. A. (1906). Researches in stellar photometry during the years 1894 to 1906: Made chiefly at the Yerkes Observatory. Carnegie Inst.
Chicago-Zitierstil (17. Ausg.)Parkhurst, John A. Researches in Stellar Photometry During the Years 1894 to 1906: Made Chiefly at the Yerkes Observatory. Washington, D.C: Carnegie Inst, 1906.
MLA-Zitierstil (9. Ausg.)Parkhurst, John A. Researches in Stellar Photometry During the Years 1894 to 1906: Made Chiefly at the Yerkes Observatory. Carnegie Inst, 1906.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.