Angrist, Joshua David, and Jörn-Steffen Pischke. Mastering ‘Metrics’: The Path from Cause to Effect. Princeton University Press, 2015.
———. Mostly Harmless Econometrics: An Empiricist’s Companion. Princeton University Press, 2009, http://encore.lib.warwick.ac.uk/iii/encore/record/C__Rb3400383.
———. Mostly Harmless Econometrics: An Empiricist’s Companion. Princeton University Press, 2009, http://lib.myilibrary.com/browse/open.asp?id=260809&entityid=https://idp.warwick.ac.uk/idp/shibboleth. Electronic resource.
Dougherty, Christopher. Introduction to Econometrics. 4th ed, Oxford University Press, 2011.
Peter, Kennedy. ‘Applied Economics’. A Guide to Econometrics, 6th ed, Blackwell Pub, 2008, pp. 361–84.
Wooldridge, Jeffrey M. Introductory Econometrics: A Modern Approach. 5th. international ed, South-Western Cengage Learning, 2013.