APA-Zitierstil (7. Ausg.)

Lopez, R. S. (1971). The commercial revolution of the middle ages: 950 - 1350. Prentice-Hall.

Chicago-Zitierstil (17. Ausg.)

Lopez, Roberto Sabatino. The Commercial Revolution of the Middle Ages: 950 - 1350. Englewood Cliffs: Prentice-Hall, 1971.

MLA-Zitierstil (9. Ausg.)

Lopez, Roberto Sabatino. The Commercial Revolution of the Middle Ages: 950 - 1350. Prentice-Hall, 1971.