Osman, Marissa, / author. : The Unofficial Harry Potter character compendium : Mugglenet's ultimate guide to who's who in the wizarding world / authors: Sophia Jenkins, Chelsea Korynta, Catherine Lai, Marissa Osman, Richa Venkatraman.
Osman, Scott, / author. : Becoming coachable : unleashing the power of executive coaching to transform your leadership and life / Scott Osman, Jacquelyn Lane, Marshall Goldsmith.
Osmani, Adnan, / on-screen presenter. : The browser hacker's guide to instantly loading everything / Adnan Osmani [O'Reilly electronic resource]
2017
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Osmanoglu, T. Ertem. : Identity and access management : business performance through connected intelligence / Ertem Osmanoglu. [O'Reilly electronic resource]