Gaya APA
Horton, P, B., L, I, H, R.
(1982).
Introductory sociology
.
Illinois:
Illinois: Dow Jones Irwin; 1982.
Gaya MLA
Horton, Paul, B., L, I., Horton,, Robert.
"Introductory sociology".
Illinois:
Illinois: Dow Jones Irwin; 1982,
1982.
Text.