Citazione Stile APA (7a Edizione)

(1955). Classification. Class P, subclass PT, part 2: Dutch and Scandinavian literatures (with supplementary pages). U. S. Government Printing Office.

Citazione stile Chigago Style (17a edizione)

Classification. Class P, Subclass PT, Part 2: Dutch and Scandinavian Literatures (with Supplementary Pages). Washington: U. S. Government Printing Office, 1955.

Citatione MLA (9a ed.)

Classification. Class P, Subclass PT, Part 2: Dutch and Scandinavian Literatures (with Supplementary Pages). U. S. Government Printing Office, 1955.