KERLINGER, Fred N.
Foundations of behavioral research - 3rd ed. - NewYork Holt, Rinehart and Winston 1986 - xviii, 667 p.
39107132
Social sciences-Research
150.72 / KER
Foundations of behavioral research - 3rd ed. - NewYork Holt, Rinehart and Winston 1986 - xviii, 667 p.
39107132
Social sciences-Research
150.72 / KER