Investigations representing the departments astronomy and astrophysics

MLA

Barnard, Edward Emerson, Sherburne Wesley Burnham, and Forest Ray Moulton. Investigations Representing the Departments Astronomy and Astrophysics. Chicago: The University of Chicago Press, 1905.

APA

Barnard, E. Emerson, Burnham, S. Wesley, & Moulton, F. Ray. (1905). Investigations representing the departments astronomy and astrophysics. Chicago: The University of Chicago Press.

Chicago

Barnard, Edward Emerson, Sherburne Wesley Burnham, and Forest Ray Moulton. Investigations Representing the Departments Astronomy and Astrophysics. Chicago: The University of Chicago Press, 1905.