Cita APA (7th ed.)

Kraemer, H. C., & Blasey, C. (2016). How many subjects?: Statistical power analysis in research (Second edition.). Sage Publicastions, Inc.

Cita Chicago (17th ed.)

Kraemer, Helena Chmura, i Christine Blasey. How Many Subjects?: Statistical Power Analysis in Research. Second edition. Los Angeles: Sage Publicastions, Inc, 2016.

Cita MLA (9th ed.)

Kraemer, Helena Chmura, i Christine Blasey. How Many Subjects?: Statistical Power Analysis in Research. Second edition. Sage Publicastions, Inc, 2016.