APA Citation

Observatory, H. C. Reprints / The Astronomical Observatory of Harvard College : Series II. Cambridge, Mass.

Chicago Style Citation

Observatory, Harvard College. Reprints / The Astronomical Observatory of Harvard College : Series II. Cambridge, Mass.

MLA Citation

Observatory, Harvard College. Reprints / The Astronomical Observatory of Harvard College : Series II. Cambridge, Mass.

Warning: These citations may not always be 100% accurate.