APA引文

Cavallo, S., & Warner, L. (1999). Widowhood in medieval and early modern Europe. Longman ; Pearson Education Ltd..

芝加哥风格引文

Cavallo, Sandra, 与 Lyndan Warner. Widowhood in Medieval and Early Modern Europe. Singapore : Harlow, U.K. ; New York: Longman ; Pearson Education Ltd., 1999.

MLA引文

Cavallo, Sandra, 与 Lyndan Warner. Widowhood in Medieval and Early Modern Europe. Longman ; Pearson Education Ltd., 1999.