APA-viite (7. p.)

Struve, O., & Zebergs, V. (1962). Astronomy of the 20th century. Macmillan.

Chicago-viite (17. p.)

Struve, Otto, ja Velta Zebergs. Astronomy of the 20th Century. New York: Macmillan, 1962.

MLA-viite (9. p.)

Struve, Otto, ja Velta Zebergs. Astronomy of the 20th Century. Macmillan, 1962.