APA (7th ed.) Citation

Black, B. (2011). Present tense: The challenges and trade-offs in building a web-scale real-time analytics system. O'Reilly Media.

Chicago Style (17th ed.) Citation

Black, Benjamin. Present Tense: The Challenges and Trade-offs in Building a Web-scale Real-time Analytics System. [United States?]: O'Reilly Media, 2011.

MLA (8th ed.) Citation

Black, Benjamin. Present Tense: The Challenges and Trade-offs in Building a Web-scale Real-time Analytics System. O'Reilly Media, 2011.

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