Παραπομπή APA

Erk, R. V. (1978). Oscilloscopes: :functional operation nd measuring examples. Mc Graw - Hill.

Παραπομπή Chicago Style

Erk, Rien Van. Oscilloscopes: :functional Operation Nd Measuring Examples. New York: Mc Graw - Hill, 1978.

Παραπομπή MLA

Erk, Rien Van. Oscilloscopes: :functional Operation Nd Measuring Examples. Mc Graw - Hill, 1978.