Cita APA (7a ed.)

Hay, D. (1989). Europe in the fourteenth and fifteenth centuries (2nd ed.). Longman.

Cita Chicago Style (17a ed.)

Hay, Denys. Europe in the Fourteenth and Fifteenth Centuries. 2nd ed. Harlow [etc.]: Longman, 1989.

Cita MLA (9a ed.)

Hay, Denys. Europe in the Fourteenth and Fifteenth Centuries. 2nd ed. Longman, 1989.