APA (7th ed.) Citation

O' Brien Terry. (2011). A2Z Book Of Word Origins (NA.). Rupa.

Chicago Style (17th ed.) Citation

O' Brien Terry. A2Z Book Of Word Origins. NA. New delhi: Rupa, 2011.

MLA (9th ed.) Citation

O' Brien Terry. A2Z Book Of Word Origins. NA. Rupa, 2011.

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