Hübner, J. (1992). Johannes Kepler. Protestanten, 97-111.
Chicago Style (17th ed.) CitationHübner, Jürgen. "Johannes Kepler." Protestanten 1992: 97-111.
MLA (8th ed.) CitationHübner, Jürgen. "Johannes Kepler." Protestanten, 1992, pp. 97-111.
Warning: These citations may not always be 100% accurate.