Joch, W & Hasenberg, R. (1999). Das biologische Alter. Leistungssport, 29 (1), 5-12.
APA (7th ed.) CitationJoch, W., & Hasenberg, R. (1999). Das biologische Alter Leistungssport, 29(1), 5-12.
Chicago Style (17th ed.) CitationJoch, W., and R. Hasenberg. "Das Biologische Alter." Leistungssport 29, no. 1 (1999): 5-12.
MLA (9th ed.) CitationJoch, W., and R. Hasenberg. "Das Biologische Alter." Leistungssport, vol. 29, no. 1, 1999, pp. 5-12.
Warning: These citations may not always be 100% accurate.