Cita APA (7a ed.)

Drumnikov, J. (1973). Das fliegende Regenschirmchen. Bulgarski Hudoshnik.

Cita Chicago Style (17a ed.)

Drumnikov, Jordan. Das Fliegende Regenschirmchen. Sofia: Bulgarski Hudoshnik, 1973.

Cita MLA (8a ed.)

Drumnikov, Jordan. Das Fliegende Regenschirmchen. Bulgarski Hudoshnik, 1973.