Não informado. (2000). Transactions of the Philadelphia Academy of Surgery. Philadelphia Academy of Surgery.
Citação do estilo Chicago (17ª ed.)Não informado. Transactions of the Philadelphia Academy of Surgery. Philadelphia, Pa: Philadelphia Academy of Surgery, 2000.
Citação MLA (8ª ed.)Não informado. Transactions of the Philadelphia Academy of Surgery. Philadelphia Academy of Surgery, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.