Rivers, J. (1999). Twentieth century growth theories. UBS Publishers Distributors ; Distributors for Western India, Preface Books.
Lua i Stíl Chicago (17ú heag.)Rivers, John. Twentieth Century Growth Theories. New Delhi : Pune: UBS Publishers Distributors ; Distributors for Western India, Preface Books, 1999.
Lua MLA (8ú heag.)Rivers, John. Twentieth Century Growth Theories. UBS Publishers Distributors ; Distributors for Western India, Preface Books, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.