APA (7th ed.) Citation

Earl, T. D. (1962). Ground effect machines. NATO AGARD.

Chicago Style (17th ed.) Citation

Earl, T. D. Ground Effect Machines. Paris: NATO AGARD, 1962.

MLA (9th ed.) Citation

Earl, T. D. Ground Effect Machines. NATO AGARD, 1962.

Warning: These citations may not always be 100% accurate.