APA način citiranja (7. izdanje)

TWITCHELL, K. (1947). Saudi Arabia with an Account of the Development of Its Natural Resources. Princeton University Press.

Čikaški stil citiranja (17. izdanje)

TWITCHELL, K.S. Saudi Arabia with an Account of the Development of Its Natural Resources. Princeton University Press, 1947.

MLA način citiranja (8. izdanje)

TWITCHELL, K.S. Saudi Arabia with an Account of the Development of Its Natural Resources. Princeton University Press, 1947.