Παραπομπή APA

Washinton, A. J. (1970). Basic technical mathematics. Cummings.

Παραπομπή Chicago Style

Washinton, Allyn J. Basic Technical Mathematics. London: Cummings, 1970.

Παραπομπή MLA

Washinton, Allyn J. Basic Technical Mathematics. Cummings, 1970.