Citazione Stile APA (7a Edizione)

Welch, T. L. (1977). An Approach to an Inventory of the Collections.

Citazione stile Chigago Style (17a edizione)

Welch, Thomas L. An Approach to an Inventory of the Collections. 1977.

Citatione MLA (9a ed.)

Welch, Thomas L. An Approach to an Inventory of the Collections. 1977.