Παραπομπή σε μορφή APA (7η εκδ.)

Brennan, M. J. (1973). Preface to econometrics: An introduction to quantitative methods in economics (3rd ed.). South-Western.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Brennan, Michael J. Preface to Econometrics: An Introduction to Quantitative Methods in Economics. 3rd ed. Cincinnati: South-Western, 1973.

Παραπομπή σε μορφή MLA (9th εκδ.)

Brennan, Michael J. Preface to Econometrics: An Introduction to Quantitative Methods in Economics. 3rd ed. South-Western, 1973.