APA (7th ed.) Citation

Taylor, S. E. T., Parmar, H., & Underdown, R. (1989). Ground studies for pilots: Vol.1 (4th ed.). Crosby Lockwood Staples.

Chicago Style (17th ed.) Citation

Taylor, S. E. T., H.A Parmar, and R.B Underdown. Ground Studies for Pilots: Vol.1. 4th ed. London: Crosby Lockwood Staples, 1989.

MLA (8th ed.) Citation

Taylor, S. E. T., et al. Ground Studies for Pilots: Vol.1. 4th ed. Crosby Lockwood Staples, 1989.