Tohutoro APA (7th ed.)

HOFFMANN, B. (1966). About vectors. Prentice-Hall.

Tohutoru Kātū Chicago (17th ed.)

HOFFMANN, Banesh. About Vectors. New Jersey: Prentice-Hall, 1966.

Tohutoro MLA (9th ed.)

HOFFMANN, Banesh. About Vectors. Prentice-Hall, 1966.