Healey, J. F. (1996). Statistics: A tool for social research (4th ed.). Wadsworth Pub.
Chicago Style (17th ed.) CitationHealey, Joseph F. Statistics: A Tool for Social Research. 4th ed. Belmont, Calif: Wadsworth Pub, 1996.
MLA (9th ed.) CitationHealey, Joseph F. Statistics: A Tool for Social Research. 4th ed. Wadsworth Pub, 1996.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.