APA (7th ed.) Citation

Orpen, N. D., & Martin, H. J. (1981). Salute the Sappers. Sappers Association.

Chicago Style (17th ed.) Citation

Orpen, Neil D., and H. J. Martin. Salute the Sappers. Johannesburg: Sappers Association, 1981.

MLA (9th ed.) Citation

Orpen, Neil D., and H. J. Martin. Salute the Sappers. Sappers Association, 1981.