Ferry, D. J. (1999). Cost planning of buildings (7th edition.). Malden, Mass.: Blackwell Science.
Chicago Stili AlıntıFerry, Douglas J. Cost Planning of Buildings. 7th edition. Malden, Mass.: Blackwell Science, 1999.
MLA AlıntıFerry, Douglas J. Cost Planning of Buildings. 7th edition. Malden, Mass.: Blackwell Science, 1999.
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