Lapinski, R. (1991). Variations in middle distance running training. Middle distances, Mountain View: Tafnews Press, 1991, - S. 83 - 86: 2 Abb..
APA (7th ed.) CitationLapinski, R. (1991). Variations in middle distance running training Middle distances.
Chicago Style (17th ed.) CitationLapinski, R. "Variations in Middle Distance Running Training." Middle Distances 1991.
MLA (9th ed.) CitationLapinski, R. "Variations in Middle Distance Running Training." Middle Distances, 1991.
Warning: These citations may not always be 100% accurate.