Citazione Stile APA (7a Edizione)

Urquhart, J. A., & Schofield, J. L. (1972). Measuring Reader's Failure at the Shelf in Three University Libraries.

Citazione stile Chigago Style (17a edizione)

Urquhart, John A., e J. L. Schofield. Measuring Reader's Failure at the Shelf in Three University Libraries. 1972.

Citatione MLA (9a ed.)

Urquhart, John A., e J. L. Schofield. Measuring Reader's Failure at the Shelf in Three University Libraries. 1972.