(1973). How to profit from real estate - the answer to inflation including the 5th rev ed. of 'How to retire on real estate profit's. New York : Harian Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)How to Profit from Real Estate - the Answer to Inflation Including the 5th Rev Ed. of 'How to Retire on Real Estate Profit's. New York : Harian Publications, 1973.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)How to Profit from Real Estate - the Answer to Inflation Including the 5th Rev Ed. of 'How to Retire on Real Estate Profit's. New York : Harian Publications, 1973.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.