(1980). Physical and psychological effects of athletic competition on children and youth / Vern Seefeldt and Daniel Gould.
芝加哥风格引文Physical and Psychological Effects of Athletic Competition on Children and Youth / Vern Seefeldt and Daniel Gould. 1980.
MLA引文Physical and Psychological Effects of Athletic Competition on Children and Youth / Vern Seefeldt and Daniel Gould. 1980.
警告：这些引文格式不一定是100％准确.