APA (7th ed.) Citation

Penfold, R. A. (1990). A beginners guide to modern electronic components. Babani.

Chicago Style (17th ed.) Citation

Penfold, R. A. A Beginners Guide to Modern Electronic Components. London: Babani, 1990.

MLA (9th ed.) Citation

Penfold, R. A. A Beginners Guide to Modern Electronic Components. Babani, 1990.

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