Cita APA (7th ed.)
Purifoy, R. L., Schexnayder, C. J., & Shapira, A. (2006). Construction planning, equpment, and methods (7th ed.). Tata McGraw Hill.
Cita Chicago (17th ed.)
Purifoy, Robert. L., Clifford J. Schexnayder, i Aviad Shapira. Construction Planning, Equpment, and Methods. 7th ed. New Delhi: Tata McGraw Hill, 2006.
Cita MLA (9th ed.)
Purifoy, Robert. L., et al. Construction Planning, Equpment, and Methods. 7th ed. Tata McGraw Hill, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.