APA (7th ed.) Citation
George, D., & Mallery, P. (2020). IBM SPSS Statistics 26 Step by Step: <A> Simple Guide and Reference (16th Edition.). Routledge/Taylor & Francis Group.
Chicago Style (17th ed.) Citation
George, Darren, and Paul Mallery. IBM SPSS Statistics 26 Step by Step: <A> Simple Guide and Reference. 16th Edition. New York: Routledge/Taylor & Francis Group, 2020.
MLA (9th ed.) Citation
George, Darren, and Paul Mallery. IBM SPSS Statistics 26 Step by Step: <A> Simple Guide and Reference. 16th Edition. Routledge/Taylor & Francis Group, 2020.
Warning: These citations may not always be 100% accurate.