Παραπομπή APA

Hyltin, T. M. (1978). The digital electronic watch. Van Nostrand Reinhold.

Παραπομπή Chicago Style

Hyltin, Tom M. The Digital Electronic Watch. New York: Van Nostrand Reinhold, 1978.

Παραπομπή MLA

Hyltin, Tom M. The Digital Electronic Watch. Van Nostrand Reinhold, 1978.