@book{17847, author = {Bordens, Kenneth S. and Abbott, Bruce B.}, title = {Research design and methods : }, publisher = {Mayfield Pub.,}, year = {c1991. }, address = {Mountain View, Calif. :}, edition = {2nd ed.}, note = {Glossary : p. G1 - G-16. References : p. R-1 - R-12.} }