Cita APA (7th ed.)
Parmley, R. O. (2002). Field engineer's manual (3rd ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Parmley, Robert O. Field Engineer's Manual. 3rd ed. New York: McGraw-Hill, 2002.
Cita MLA (9th ed.)
Parmley, Robert O. Field Engineer's Manual. 3rd ed. McGraw-Hill, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.