TY  - BOOK
AU  - Kiess,Harold O.
AU  - Bloomquist,Douglas W.
TI  - Psychological research methods: a conceptual approach 
SN  - 0205083811
PY  - 1985///
CY  - Inc., Boston
PB  - Allyn and Bacon
KW  -  Psychology
KW  - Research
N1  - p. 500-512
ER  -