APA (7th ed.) Citation

Downey, A. B. (2012). Think DSP: Digital Signal Processing in Python. Green Tea Press.

Chicago Style (17th ed.) Citation

Downey, Allen B. Think DSP: Digital Signal Processing in Python. [Place of publication not identified]: Green Tea Press, 2012.

MLA (9th ed.) Citation

Downey, Allen B. Think DSP: Digital Signal Processing in Python. Green Tea Press, 2012.

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