توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Hadley, A. T. (1906). Economics: An account of the relations between private property and public welfare. G. P. Putnam's sons.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Hadley, Arthur Twining. Economics: An Account of the Relations Between Private Property and Public Welfare. New York: G. P. Putnam's sons, 1906.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Hadley, Arthur Twining. Economics: An Account of the Relations Between Private Property and Public Welfare. G. P. Putnam's sons, 1906.