Cita APA (7a ed.)
Purifoy, R. L., Schexnayder, C. J., & Shapira, A. (2006). Construction planning, equpment, and methods (7th ed.). Tata McGraw Hill.
Cita Chicago Style (17a ed.)
Purifoy, Robert. L., Clifford J. Schexnayder, y Aviad Shapira. Construction Planning, Equpment, and Methods. 7th ed. New Delhi: Tata McGraw Hill, 2006.
Cita MLA (9a ed.)
Purifoy, Robert. L., et al. Construction Planning, Equpment, and Methods. 7th ed. Tata McGraw Hill, 2006.
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