Haack, G. (1928). Die Entwicklung des deutschen Luftverkehrs.
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Chicago Style (17th ed.) Citation
Haack, Guenther. Die Entwicklung Des Deutschen Luftverkehrs. München, 1928.
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MLA引文
Haack, Guenther. Die Entwicklung Des Deutschen Luftverkehrs. 1928.
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警告：這些引文格式不一定是100％准確.