Lefter, J., & Bergin, T. J. (1986). A microcomputer based primer on structrual behavior. Prentice-Hall.
Cita Chicago (17th ed.)Lefter, James, i Thomas J. Bergin. A Microcomputer Based Primer on Structrual Behavior. Englewood Cliffs, N.J: Prentice-Hall, 1986.
Cita MLA (9th ed.)Lefter, James, i Thomas J. Bergin. A Microcomputer Based Primer on Structrual Behavior. Prentice-Hall, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.