APA (7th ed.) Citation

Walker, J. R. (1987). Air-to-ground operations. Brassey's Defence Publishers.

Chicago Style (17th ed.) Citation

Walker, J. R. Air-to-ground Operations. London ; Washington: Brassey's Defence Publishers, 1987.

MLA (9th ed.) Citation

Walker, J. R. Air-to-ground Operations. Brassey's Defence Publishers, 1987.