Crickmay, C. H. (1967). The method of indivisible aggregates in studies of the Devonian. The Author.
Citazione stile Chigago Style (17a edizione)Crickmay, C. H. The Method of Indivisible Aggregates in Studies of the Devonian. Calgary: The Author, 1967.
Citatione MLA (8a ed.)Crickmay, C. H. The Method of Indivisible Aggregates in Studies of the Devonian. The Author, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.