Citazione Stile APA (7a Edizione)

Nef, J. U. (1966). The rise of the British coal industry. Cass.

Citazione stile Chigago Style (17a edizione)

Nef, John U. The Rise of the British Coal Industry. [London]: Cass, 1966.

Citatione MLA (8a ed.)

Nef, John U. The Rise of the British Coal Industry. Cass, 1966.