توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Colegrove, K. W. (1961). Democracy versus communism (2d ed.). Published and distributed for the Institute of Fiscal and Political Education by Van Nostrand.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Colegrove, Kenneth W. Democracy Versus Communism. 2d ed. Princeton, N.J.: Published and distributed for the Institute of Fiscal and Political Education by Van Nostrand, 1961.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Colegrove, Kenneth W. Democracy Versus Communism. 2d ed. Published and distributed for the Institute of Fiscal and Political Education by Van Nostrand, 1961.