APA (7th ed.) Citation

Helfrick. (1980). MODERN ELECTRONIC CIRCUTES REF MANUAL. PHI.

Chicago Style (17th ed.) Citation

Helfrick. MODERN ELECTRONIC CIRCUTES REF MANUAL. NEW Delhi: PHI, 1980.

MLA (9th ed.) Citation

Helfrick. MODERN ELECTRONIC CIRCUTES REF MANUAL. PHI, 1980.

Warning: These citations may not always be 100% accurate.