Cita APA (7th ed.)
Kukura, J., & Renker, K. (1978). Hygiene-Symposion. Martin-Luther-Universität.
Cita Chicago (17th ed.)
Kukura, Josef, i Karlheinz Renker. Hygiene-Symposion. Halle (Saale): Martin-Luther-Universität, 1978.
Cita MLA (9th ed.)
Kukura, Josef, i Karlheinz Renker. Hygiene-Symposion. Martin-Luther-Universität, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.