Gaya APA
Rosenberg, K, M., Daly, H, B. (1993).
Foundation of behavioral research : basic question approach .
Fort Worth:
Harcourt Brace.
Gaya MLA
Rosenberg, Kenneth, M.., Daly, Helen, B..
"Foundation of behavioral research : basic question approach".
Fort Worth:
Harcourt Brace,
1993.
Text.