APA (7th ed.) Citation

Penfold, R. A. (1982). Popular electronic cicuits / by R.A. Penfold. Babani.

Chicago Style (17th ed.) Citation

Penfold, R. A. Popular Electronic Cicuits / by R.A. Penfold. Babani, 1982.

MLA (9th ed.) Citation

Penfold, R. A. Popular Electronic Cicuits / by R.A. Penfold. Babani, 1982.

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