توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Marbach, G. (1968). Job redesign for older workers: Pilot study and survey in eight member countries. O.E.C.D.; H.M.S.O..

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Marbach, Giorgio. Job Redesign for Older Workers: Pilot Study and Survey in Eight Member Countries. Paris, London: O.E.C.D.; H.M.S.O., 1968.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Marbach, Giorgio. Job Redesign for Older Workers: Pilot Study and Survey in Eight Member Countries. O.E.C.D.; H.M.S.O., 1968.