Citazione Stile APA (7a Edizione)

Library of Congress & Grzybowski, K. (1969). Poland in the collections of the Library of Congress: An overview. Library of Congress.

Citazione stile Chigago Style (17a edizione)

Library of Congress e Kazimierz Grzybowski. Poland in the Collections of the Library of Congress: An Overview. Washington: Library of Congress, 1969.

Citatione MLA (9a ed.)

Library of Congress e Kazimierz Grzybowski. Poland in the Collections of the Library of Congress: An Overview. Library of Congress, 1969.