Παραπομπή APA

Bradley, W. F. (1963). Clays and clay minerals [proceedings]. Pergamon Press.

Παραπομπή Chicago Style

Bradley, W F. Clays and Clay Minerals [proceedings]. London: Pergamon Press, 1963.

Παραπομπή MLA

Bradley, W F. Clays and Clay Minerals [proceedings]. Pergamon Press, 1963.