Obrien, Nathaniel. : How to motivate people: the ultimate guide on motivating people and learn how to excel, perform [Hoopla electronic resource] / Nathaniel Obrien.
O'Brien-Palmer, Michelle. : How the Earth works : 60 fun activities for exploring volcanoes, fossils, earthquakes, and more [Hoopla electronic resource] / Michelle O'Brien-Palmer.
2002
1
O'brien, Pat. : I'll be back right after this : my memoir [Hoopla electronic resource] / Pat O'Brien.
O'Brien, Robert M., / author. : Age-period-cohort models : approaches and analyses with aggregate data / Robert M. O'Brien. [O'Reilly electronic resource]
2014
1
O'Brien, Robyn. : The unhealthy truth : one mother's shocking investigation into the dangers of America's food supply-- and what every family can do to protect itself [Hoopla electronic resource] / Robyn O'Brien with Rachel Kranz.
O'Brien, Ross. : Cannabis capital : how to get your business funded in the cannabis economy [Hoopla electronic resource] / Ross O'Brien.
2020
1
O'Brien, Sam, / author. : Gastro obscura : a food adventurer's guide / Cecily Wong, Dylan Thuras with additional writing by Rachel Rummel, Anne Ewbank, and Sam O'Brien.
2021
1
O'Brien, Sarah, / author. : So, I'm autistic : an introduction to autism for young adults and late teens / Sarah O'Brien.