المؤلفون: Guermazi, Ali, Collins, Jamie E., Losina, Elena, Nevitt, Michael C., Lynch, John A., Katz, Jeffrey N., Kwoh, C. Kent, Kraus, Virginia B., Hunter, David J., Roemer, Frank W.

الوصول الحر: https://www.europeana.eu/item/2048441/item_3TEHAK2TSW3E2A4ZXXVRM3U7OFHKR2BL?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCaTest

المؤلفون: Roemer, Frank W.

المساهمون: Guermazi, Ali, Losina, Elena, Nevitt, Michael C., Kwoh, C. Kent, Collins, Jamie E., Lynch, John A., Katz, Jeffrey N., Kraus, Virginia B., Hunter, David J.

الإتاحة: http://nbn-resolving.de/urn:nbn:de:bvb:29-opus4-80260Test