Παραπομπή σε μορφή APA (7η εκδ.)

Wills, B. A. (1997). Mineral processing technology: An introduction to the practical aspects of ore treatment and mineral recovery (6th ed.). Butterworth-Heinemann.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wills, B. A. Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 6th ed. Oxford ; Boston: Butterworth-Heinemann, 1997.

Παραπομπή σε μορφή MLA (8th εκδ.)

Wills, B. A. Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 6th ed. Butterworth-Heinemann, 1997.