Citazione Stile APA (7a Edizione)

Wilson, J. G. (1989). Statistics in geography: For A-Level students (Reprinted.). Schofield & Sims.

Citazione stile Chigago Style (17a edizione)

Wilson, John Graham. Statistics in Geography: For A-Level Students. Reprinted. Huddersfield: Schofield & Sims, 1989.

Citatione MLA (9a ed.)

Wilson, John Graham. Statistics in Geography: For A-Level Students. Reprinted. Schofield & Sims, 1989.