Commerce in the skies an introduction to the airline industry for Filipinos
| Main Author: | |
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| Corporate Author: | |
| Format: | Book |
| Language: | English |
| Published: |
[Makati, Rizal]
Press & Publications Sub-Department, Public Relations Department, Philippine Air Lines
[c1971]
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| Series: | PAL information series
71-3 |
| Subjects: |