Gaya APA

Aviation], C, O, A, [, O. (2013). PPL Book 4. Meteorology, 2nd edition (E-Book) . : CAE Oxford Aviation Academy.

Gaya MLA

Aviation], CAE, Oxford, Aviation, [CAE, Oxford. "PPL Book 4. Meteorology, 2nd edition (E-Book)". : CAE Oxford Aviation Academy, 2013. Text.