Photographic plates for use in spectroscopy and astronomy.
APA Citation
Eastman Kodak Company of New York. (1940). Photographic plates for use in spectroscopy and astronomy. 4th ed., 1940. Rochester, N. Y.: Eastman kodak company.
MLA Citation
Eastman Kodak Company of New York. Photographic Plates for Use In Spectroscopy And Astronomy. 4th ed., 1940. Rochester, N. Y.: Eastman kodak company, 1940.
Warning: These citations may not always be complete (especially for serials).