SCHODEK DANIEL. (2008). STRUCTURES 6TH ED. PEARSON EDUCATION.
Cita Chicago (17th ed.)SCHODEK DANIEL. STRUCTURES 6TH ED. NEW JERSEY: PEARSON EDUCATION, 2008.
Cita MLA (9th ed.)SCHODEK DANIEL. STRUCTURES 6TH ED. PEARSON EDUCATION, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.