APA-čujuhus (7. p.)
Pratt, W. E., & Good, D. (1950). World Geography of petroleum. Univ. Pr.
Chicago-čujuhus (17. p.)
Pratt, Wallace Everett, juo Dorothy Good. World Geography of Petroleum. Princeton: Univ. Pr, 1950.
MLA-čujuhus (9. p.)
Pratt, Wallace Everett, juo Dorothy Good. World Geography of Petroleum. Univ. Pr, 1950.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.