Trích dẫn APA

George, D., Mallery, P., & Mallery, P. IBM SPSS statistics 27 step by step: A simple guide and reference / Darren George; Paul Mallery. Routledge, Taylor & Francis Group.

Trích dẫn kiểu Chicago

George, Darren, Paul Mallery, và Paul Mallery. IBM SPSS Statistics 27 Step By Step: A Simple Guide and Reference / Darren George; Paul Mallery. Routledge, Taylor & Francis Group.

Trích dẫn MLA

George, Darren, Paul Mallery, và Paul Mallery. IBM SPSS Statistics 27 Step By Step: A Simple Guide and Reference / Darren George; Paul Mallery. Routledge, Taylor & Francis Group.

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