توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

MALBURG CHRISTOPHER R. (1994). ACCOUNTING FOR THE NEW BUSINESS HOW DO YOUR OWN ACCOUNTING S SIMPLY,EASILY AND ACCURATELY. BOB ADAMS INCORPORATION.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

MALBURG CHRISTOPHER R. ACCOUNTING FOR THE NEW BUSINESS HOW DO YOUR OWN ACCOUNTING S SIMPLY,EASILY AND ACCURATELY. MASSACHUSETTS: BOB ADAMS INCORPORATION, 1994.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

MALBURG CHRISTOPHER R. ACCOUNTING FOR THE NEW BUSINESS HOW DO YOUR OWN ACCOUNTING S SIMPLY,EASILY AND ACCURATELY. BOB ADAMS INCORPORATION, 1994.