APA (7th ed.) Citation

SpringerLink (Online service), Helfenstein, M., & Moschytz, G. S. (2002). Circuits and Systems for Wireless Communications. Springer US.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Markus Helfenstein, and George S. Moschytz. Circuits and Systems for Wireless Communications. Boston, MA: Springer US, 2002.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. Circuits and Systems for Wireless Communications. Springer US, 2002.

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