Cita APA (7th ed.)
Jentzsch, J., & Junge, H. (1980). Kleine Enzyklopädie. Technik. Bibliograph. Inst.
Cita Chicago (17th ed.)
Jentzsch, Joachim, i Hans-Dieter Junge. Kleine Enzyklopädie. Technik. Leipzig: Bibliograph. Inst, 1980.
Cita MLA (9th ed.)
Jentzsch, Joachim, i Hans-Dieter Junge. Kleine Enzyklopädie. Technik. Bibliograph. Inst, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.