Cita APA (7a ed.)
Swann Auction Galleries. (2019). Printed & Manuscript Americana. Swann Auction Galleries.
Cita Chicago Style (17a ed.)
Swann Auction Galleries. Printed & Manuscript Americana. Nueva York: Swann Auction Galleries, 2019.
Cita MLA (9a ed.)
Swann Auction Galleries. Printed & Manuscript Americana. Swann Auction Galleries, 2019.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.