APA-viite (7. p.)

Krejci, J., & Krejcova, A. (1990). Before the European challenge: The great civilizations of Asia and the Middle East. State University of New York Press.

Chicago-viite (17. p.)

Krejci, Jaroslav, ja Anna Krejcova. Before the European Challenge: The Great Civilizations of Asia and the Middle East. Albany: State University of New York Press, 1990.

MLA-viite (9. p.)

Krejci, Jaroslav, ja Anna Krejcova. Before the European Challenge: The Great Civilizations of Asia and the Middle East. State University of New York Press, 1990.