A manual of laboratory astronomy for use in introductory courses,
by Harlan True Stetson, with the collaboration of John Charles Duncan.

APA Citation

Stetson, H. True., Duncan, J. Charles. (1925). A manual of laboratory astronomy for use in introductory courses. 3d ed. Boston: Eastern Science Supply Co..

MLA Citation

Stetson, Harlan True, 1885-1964, and John Charles Duncan. A Manual of Laboratory Astronomy for Use In Introductory Courses. 3d ed. Boston: Eastern Science Supply Co., 1925.

Warning: These citations may not always be complete (especially for serials).