Amacher, R. C. (1995). Economic: Principles & policies. Cincinnati, Ohio: South-Western Pub. Co.
استشهاد بنمط شيكاغوAmacher, Ryan C. Economic: Principles & Policies. Cincinnati, Ohio: South-Western Pub. Co, 1995.
MLA استشهادAmacher, Ryan C. Economic: Principles & Policies. Cincinnati, Ohio: South-Western Pub. Co, 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.