APA Citatie

Raistrick, A. a. M. C. (1952). The Nature and Origin of coal and coal Seams. EUP.

Chicago Style citaat

Raistrick, A. and Marshall C.E. The Nature and Origin of Coal and Coal Seams. London: EUP, 1952.

MLA citatie

Raistrick, A. and Marshall C.E. The Nature and Origin of Coal and Coal Seams. EUP, 1952.