Celestial navigation,
a problem manual
by Walter Hadel.
APA Citation
Hadel, W. (1944). Celestial navigation: a problem manual. New York: McGraw-Hill book company, inc..
MLA Citation
Hadel, Walter. Celestial Navigation: a Problem Manual. New York: McGraw-Hill book company, inc., 1944.
Warning: These citations may not always be complete (especially for serials).