Gaya APA
Lavalette, M., Pratt, A.
(2010).
Social policy : theories, concepts and issues
(
3rd ed)
.
Los Angeles:
Sage.
Gaya MLA
Lavalette, Michael., Pratt, Alan.
"Social policy : theories, concepts and issues".
3rd ed
Los Angeles:
Sage,
2010.
Text.