APA (7th ed.) Citation
Okey, S. (Jun2015 Supplement). Building Out the Book Niches. American Libraries, 46, 10-14.
Chicago Style (17th ed.) Citation
Okey, Shannon. "Building Out the Book Niches." American Libraries 46 (Jun2015 Supplement): 10-14.
MLA (9th ed.) Citation
Okey, Shannon. "Building Out the Book Niches." American Libraries, vol. 46, Jun2015 Supplement, pp. 10-14.
Warning: These citations may not always be 100% accurate.