APA-referens (7:e uppl.)

OSTROM, C. W. (1990). Time series analysis: Regression techniques.-- Ed.2. Sage Publications.

Chicago-referens (17:e uppl.)

OSTROM, Charles W. Time Series Analysis: Regression Techniques.-- Ed.2. Newbury: Sage Publications, 1990.

MLA-referens (9:e uppl.)

OSTROM, Charles W. Time Series Analysis: Regression Techniques.-- Ed.2. Sage Publications, 1990.