Não informado. (1928). Metropolitan library record. Metropolitan Library of Peking.
Style de citation Chicago (17e éd.)Não informado. Metropolitan Library Record. Peking: Metropolitan Library of Peking, 1928.
Style de citation MLA (8e éd.)Não informado. Metropolitan Library Record. Metropolitan Library of Peking, 1928.
Attention : ces citations peuvent ne pas être correctes à 100%.