APA (7th ed.) Zitazioa

Krevelen, D. W. v. (1957). Coal science: Aspects of coal constitution. Elsevier.

Chicago Style (17th ed.) Zitazioa

Krevelen, D. W van. Coal Science: Aspects of Coal Constitution. Amsterdam: Elsevier, 1957.

MLA (9th ed.) Zitazioa

Krevelen, D. W van. Coal Science: Aspects of Coal Constitution. Elsevier, 1957.