Citazione Stile APA (7a Edizione)

Armytage, F., & Barker, C. (1963). Roads and waterways (2. impression.). Ginn.

Citazione stile Chigago Style (17a edizione)

Armytage, Frances, e Carol Barker. Roads and Waterways. 2. impression. London: Ginn, 1963.

Citatione MLA (9a ed.)

Armytage, Frances, e Carol Barker. Roads and Waterways. 2. impression. Ginn, 1963.