APA Style

Kelejian, H, H., Oates, W, E. (1981). Introduction to Econometrics; Principles and Aplications, 2nd Edition. . San Francisco: Harper & Row.

MLA Style

Kelejian, Harry, H.., Oates, Wallace, E.. "Introduction to Econometrics; Principles and Aplications, 2nd Edition.". San Francisco: Harper & Row, 1981. Text.