Haferkamp, M & Wagner, G. (2011). Was trinke ich wann. Swim & more, 6 , 40-41.
APA (7th ed.) CitationHaferkamp, M., & Wagner, G. (2011). Was trinke ich wann. Swim & more, 6, 40-41.
Chicago Style (17th ed.) CitationHaferkamp, M., and G. Wagner. "Was Trinke Ich Wann." Swim & More 6 (2011): 40-41.
MLA (9th ed.) CitationHaferkamp, M., and G. Wagner. "Was Trinke Ich Wann." Swim & More, 6, 2011, pp. 40-41.
Warning: These citations may not always be 100% accurate.