McCullagh, P. D. (1973). Social facilitation and motor performance: Drive summation or inverted-U? Dorrance.
Chicago Style (17th ed.) CitationMcCullagh, Penny D. Social Facilitation and Motor Performance: Drive Summation or Inverted-U? Seattle: Dorrance, 1973.
MLA (9th ed.) CitationMcCullagh, Penny D. Social Facilitation and Motor Performance: Drive Summation or Inverted-U? Dorrance, 1973.
Warning: These citations may not always be 100% accurate.