توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

ENRICK, N. L. (1962). Cases in management statistics: With applications form administration and finance, production and engineering, Sales and marketing, Research and development. Holt.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

ENRICK, Norbert Lioyd. Cases in Management Statistics: With Applications Form Administration and Finance, Production and Engineering, Sales and Marketing, Research and Development. New York: Holt, 1962.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

ENRICK, Norbert Lioyd. Cases in Management Statistics: With Applications Form Administration and Finance, Production and Engineering, Sales and Marketing, Research and Development. Holt, 1962.