Costello, E., Bolger, R., Soverino, T., & Brown, M. (2019). Determining Textbook Cost, Formats, and Licensing with Google Books API: A Case Study from an Open Textbook Project. Information Technology & Libraries, 38(1), 91. https://doi.org/10.6017/ital.v38i1.10738
Chicago Style (17th ed.) CitationCostello, Eamon, Richard Bolger, Tiziana Soverino, and Mark Brown. "Determining Textbook Cost, Formats, and Licensing with Google Books API: A Case Study from an Open Textbook Project." Information Technology & Libraries 38, no. 1 (2019): 91. https://doi.org/10.6017/ital.v38i1.10738.
MLA (9th ed.) CitationCostello, Eamon, et al. "Determining Textbook Cost, Formats, and Licensing with Google Books API: A Case Study from an Open Textbook Project." Information Technology & Libraries, vol. 38, no. 1, 2019, p. 91, https://doi.org/10.6017/ital.v38i1.10738.