Cita APA

Russell, H. N., & Russell, H. N. (1926). Astronomy: A revision of young's manual of astronomy. Boston, Massachusetts: Ginn.

Citación estilo Chicago

Russell, Henry Norris, y Henry Norris Russell. Astronomy: A Revision of Young's Manual of Astronomy. Boston, Massachusetts: Ginn, 1926.

Cita MLA

Russell, Henry Norris, y Henry Norris Russell. Astronomy: A Revision of Young's Manual of Astronomy. Boston, Massachusetts: Ginn, 1926.