Cita APA (7a ed.)

Jeffrey M. Syken. (2002). Principles of trade estimating. Building News.

Cita Chicago Style (17a ed.)

Jeffrey M. Syken. Principles of Trade Estimating. Los Angeles: Building News, 2002.

Cita MLA (8a ed.)

Jeffrey M. Syken. Principles of Trade Estimating. Building News, 2002.