APA (7th ed.) Citation

Firth, C. M., Quibell, J. E., & Lauer, J. (2007). Excavations at Saqqara: The Step Pyramid. Martino.

Chicago Style (17th ed.) Citation

Firth, Cecil Mallaby, James Edward Quibell, and Jean-Philippe Lauer. Excavations at Saqqara: The Step Pyramid. Mansfield Centre: Martino, 2007.

MLA (9th ed.) Citation

Firth, Cecil Mallaby, et al. Excavations at Saqqara: The Step Pyramid. Martino, 2007.