APA Style

Christensen, L, B. et al (2015). Research methods, design, and analysis / Larry B. Christensen, R. Burke Johnson, Lisa A. Turner. (Twelfth edition. Global edition.). Edinburgh Gate, Harlow: Pearson Education Limited.

MLA Style

Christensen, L., B.. et al. "Research methods, design, and analysis / Larry B. Christensen, R. Burke Johnson, Lisa A. Turner.". Twelfth edition. Global edition. Edinburgh Gate, Harlow: Pearson Education Limited, 2015. Text.