Παραπομπή APA

Williams, S. A., & Williams , R. C. (1948). Four freedoms histories or the people we are: A history for boy and girls V2.

Παραπομπή Chicago Style

Williams, S. A., και R. C. Williams. Four Freedoms Histories or the People We Are: A History for Boy and Girls V2. 1948.

Παραπομπή MLA

Williams, S. A., και R. C. Williams. Four Freedoms Histories or the People We Are: A History for Boy and Girls V2. 1948.