Παραπομπή APA

Bottle, K. K. (1948). Fractional horse power electric motors: A guide to types and applications. Charles Griffin.

Παραπομπή Chicago Style

Bottle, K K. Fractional Horse Power Electric Motors: A Guide to Types and Applications. London: Charles Griffin, 1948.

Παραπομπή MLA

Bottle, K K. Fractional Horse Power Electric Motors: A Guide to Types and Applications. Charles Griffin, 1948.