Gaya APA
Derek, G., Urry, J. (1985).
Social relation and spatial structures / editor, Derek Gregory, Jaha Urry .
Hampshire:
Macmillan.
Gaya MLA
Derek, Gregory., Urry, Jaha.
"Social relation and spatial structures / editor, Derek Gregory, Jaha Urry".
Hampshire:
Macmillan,
1985.
Textbook.