Koehl, R. B., & Kopcke, G. (2013). Amilla: The quest for excellence : studies presented to Guenter Kopcke in celebration of his 75th birthday. Philadelphia, Pennsylvania: INSTAP Academic Press.
استشهاد بنمط شيكاغوKoehl, Robert B., و Günter Kopcke. Amilla: The Quest for Excellence : Studies Presented to Guenter Kopcke in Celebration of His 75th Birthday. Philadelphia, Pennsylvania: INSTAP Academic Press, 2013.
MLA استشهادKoehl, Robert B., و Günter Kopcke. Amilla: The Quest for Excellence : Studies Presented to Guenter Kopcke in Celebration of His 75th Birthday. Philadelphia, Pennsylvania: INSTAP Academic Press, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.