Cita APA (7th ed.)
Inrig, G. (1979). Hearts of Iron, feet of clay. Moody Press.
Cita Chicago (17th ed.)
Inrig, Gary. Hearts of Iron, Feet of Clay. Chicago: Moody Press, 1979.
Cita MLA (9th ed.)
Inrig, Gary. Hearts of Iron, Feet of Clay. Moody Press, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.