APA (7th ed.) Citation

Ledger, A. S., & Roche, N. H. (1967). Fundamental electronics. Blackie.

Chicago Style (17th ed.) Citation

Ledger, Arthur S., and Norman H. Roche. Fundamental Electronics. London: Blackie, 1967.

MLA (9th ed.) Citation

Ledger, Arthur S., and Norman H. Roche. Fundamental Electronics. Blackie, 1967.