APA
Sparks K., Vail V. H., . (1986). German in review. New York: Harcourt, Brace & World.
Chicago
Sparks Kimberly, Vail Van Horn, . 1986. German in review. New York: Harcourt, Brace & World.
Harvard
Sparks K., Vail V. H., . (1986). German in review. New York: Harcourt, Brace & World.
MLA
Sparks Kimberly, Vail Van Horn, . German in review. New York: Harcourt, Brace & World. 1986.