Cita APA (7a ed.)

Long, J. S. (1988). Common problems-proper solutions: Avoiding error in quantitative research. Sage.

Cita Chicago Style (17a ed.)

Long, J. Scott. Common Problems-proper Solutions: Avoiding Error in Quantitative Research. Newbury Park [etc.]: Sage, 1988.

Cita MLA (9a ed.)

Long, J. Scott. Common Problems-proper Solutions: Avoiding Error in Quantitative Research. Sage, 1988.