Citazione Stile APA (7a Edizione)

COX, K. (1974). An introduction to the practical study of crystals, minerals and rocks. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

COX, K.G. An Introduction to the Practical Study of Crystals, Minerals and Rocks. London: McGraw-Hill, 1974.

Citatione MLA (9a ed.)

COX, K.G. An Introduction to the Practical Study of Crystals, Minerals and Rocks. McGraw-Hill, 1974.