Cita APA (7a ed.)

Abbot, C. (1907). Recent progress in astronomical research. Government Prinintig Office.

Cita Chicago Style (17a ed.)

Abbot, C.G. Recent Progress in Astronomical Research. Washington: Government Prinintig Office, 1907.

Cita MLA (9a ed.)

Abbot, C.G. Recent Progress in Astronomical Research. Government Prinintig Office, 1907.