Fischer, M. L. (1980). Úrsula e as amigas. Verbo.
Chicago Style (17th ed.) CitationFischer, Marie Louise. Úrsula E as Amigas. Verbo, 1980.
MLA引文Fischer, Marie Louise. Úrsula E as Amigas. Verbo, 1980.
警告：這些引文格式不一定是100％准確.
APA引文