APA (7th ed.) Citation

Mackay, H. (1997). Dig your well before you're thirsty: The only networking book you'll ever need. Currency/Doubleday.

Chicago Style (17th ed.) Citation

Mackay, Harvey. Dig Your Well Before You're Thirsty: The Only Networking Book You'll Ever Need. New York: Currency/Doubleday, 1997.

MLA (9th ed.) Citation

Mackay, Harvey. Dig Your Well Before You're Thirsty: The Only Networking Book You'll Ever Need. Currency/Doubleday, 1997.