Specht, J. (1976). Perpetuum mobile. Verlag der Nation.
Chicago Style (17th ed.) CitationSpecht, Joachim. Perpetuum Mobile. Berlin: Verlag der Nation, 1976.
MLA (8th ed.) CitationSpecht, Joachim. Perpetuum Mobile. Verlag der Nation, 1976.
Warning: These citations may not always be 100% accurate.