Παραπομπή σε μορφή APA (7η εκδ.)

GILBERT ROY. (2004). IMPROVING THE LIVES OF THE POOR THROUGH INVESTMENT IN CITIES. WORLD BANK.

Παραπομπή σε μορφή Chicago (17η εκδ.)

GILBERT ROY. IMPROVING THE LIVES OF THE POOR THROUGH INVESTMENT IN CITIES. WASHINGTON: WORLD BANK, 2004.

Παραπομπή σε μορφή MLA (9th εκδ.)

GILBERT ROY. IMPROVING THE LIVES OF THE POOR THROUGH INVESTMENT IN CITIES. WORLD BANK, 2004.