APA-referens (7:e uppl.)

Main, R., & Lynn, W. T. (1882). Rudimentary astronomy (third edition.). Crosby Lockwood.

Chicago-referens (17:e uppl.)

Main, Robert, och William Thynne Lynn. Rudimentary Astronomy. third edition. London: Crosby Lockwood, 1882.

MLA-referens (9:e uppl.)

Main, Robert, och William Thynne Lynn. Rudimentary Astronomy. third edition. Crosby Lockwood, 1882.