Crocker, I. T., Eales, H. V., & Ehlers, D. L. (2001). The fluorite, cassiterite and sulphide deposits associated with the acid rocks of the Bushveld complex. Council for Geoscience.
Chicago-Zitierstil (17. Ausg.)Crocker, Ian Thomas, Hugh V. Eales, und D. L. Ehlers. The Fluorite, Cassiterite and Sulphide Deposits Associated with the Acid Rocks of the Bushveld Complex. Pretoria: Council for Geoscience, 2001.
MLA-Zitierstil (9. Ausg.)Crocker, Ian Thomas, et al. The Fluorite, Cassiterite and Sulphide Deposits Associated with the Acid Rocks of the Bushveld Complex. Council for Geoscience, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.