1.
Bird flight performance. Oxford, [England], New York, Tokyo: Oxford University press; 1989.
Bird flight performance. Oxford, [England], New York, Tokyo : Oxford University press, 2 juin 1989. ISBN 0-19-857721-4
Pennycuick Colin J. (1989). Bird flight performance: A practical calculation manual. Oxford University press.
MLA (8th ed.) CitationPennycuick Colin J. Bird Flight Performance: A Practical Calculation Manual. Oxford University press, 1989.
Warning: These citations may not always be 100% accurate.