Armstrong, N, Welsman, J. R. & Kirby, B. J. (1999). Submaximal exercise and maturation in 12-year-olds. Journal of Sports Sciences, London 17(1999)2, S. 107 - 114, 7 Tab., 39 Lit..
APA (7th ed.) CitationArmstrong, N., Welsman, J. R., & Kirby, B. J. (1999). Submaximal exercise and maturation in 12-year-olds Journal of Sports Sciences.
Chicago Style (17th ed.) CitationArmstrong, N., J. R. Welsman, and B. J. Kirby. "Submaximal Exercise and Maturation in 12-year-olds." Journal of Sports Sciences 1999.
MLA (9th ed.) CitationArmstrong, N., et al. "Submaximal Exercise and Maturation in 12-year-olds." Journal of Sports Sciences, 1999.
Warning: These citations may not always be 100% accurate.