APA (7th ed.) Citation

Balmer, L. (1997). Signals and systems: An introduction (2nd ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Balmer, Leslie. Signals and Systems: An Introduction. 2nd ed. London: Prentice Hall, 1997.

MLA (9th ed.) Citation

Balmer, Leslie. Signals and Systems: An Introduction. 2nd ed. Prentice Hall, 1997.