APA (7th ed.) Citation

Penrose, H. (1967). British aviation : the pioneer years 1903-1914: The pioneer years 1903-1914. Putnam.

Chicago Style (17th ed.) Citation

Penrose, Harald. British Aviation : The Pioneer Years 1903-1914: The Pioneer Years 1903-1914. London: Putnam, 1967.

MLA (9th ed.) Citation

Penrose, Harald. British Aviation : The Pioneer Years 1903-1914: The Pioneer Years 1903-1914. Putnam, 1967.

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