Cita APA (7a ed.)

People's Democracy (Northern Ireland). (1971). P.D. Christmas cards. People's Democracy (Northern Ireland).

Cita Chicago Style (17a ed.)

People's Democracy (Northern Ireland). P.D. Christmas Cards. Belfast: People's Democracy (Northern Ireland), 1971.

Cita MLA (8a ed.)

People's Democracy (Northern Ireland). P.D. Christmas Cards. People's Democracy (Northern Ireland), 1971.