Citazione Stile APA (7a Edizione)

Davies, D. C. (1887). A treatise on slate and slate quarrying. Crosby Locwood.

Citazione stile Chigago Style (17a edizione)

Davies, D. C. A Treatise on Slate and Slate Quarrying. London: Crosby Locwood, 1887.

Citatione MLA (9a ed.)

Davies, D. C. A Treatise on Slate and Slate Quarrying. Crosby Locwood, 1887.