Cita APA (7a ed.)

Weems, P. V. H. (1938). Air navigation. McGraw-Hill Book Co..

Cita Chicago Style (17a ed.)

Weems, P. V. H. Air Navigation. New York: McGraw-Hill Book Co., 1938.

Cita MLA (9a ed.)

Weems, P. V. H. Air Navigation. McGraw-Hill Book Co., 1938.