Cita APA (7a ed.)

International Press Exhibition, Bjurman, G. A., & Henriksson, F. (1928). Sweden international press exhibition, Pressa, Cologne, 1928. [Printed at the Royal printing office of P.A. Norstedt & söner].

Cita Chicago Style (17a ed.)

International Press Exhibition, Gunnar Abraham Bjurman, y Fritz Henriksson. Sweden International Press Exhibition, Pressa, Cologne, 1928. Stockholm: [Printed at the Royal printing office of P.A. Norstedt & söner], 1928.

Cita MLA (9a ed.)

International Press Exhibition, et al. Sweden International Press Exhibition, Pressa, Cologne, 1928. [Printed at the Royal printing office of P.A. Norstedt & söner], 1928.