National Pyongyang Circus of the Democratic People's Republic of Korea. (1977). The National Pyongyang Circus. Foreign Languages Pub. House.
Citazione stile Chigago Style (17a edizione)National Pyongyang Circus of the Democratic People's Republic of Korea. The National Pyongyang Circus. Pyongyang, Korea: Foreign Languages Pub. House, 1977.
Citatione MLA (9a ed.)National Pyongyang Circus of the Democratic People's Republic of Korea. The National Pyongyang Circus. Foreign Languages Pub. House, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.