APA aipamena

Friedemann, P., & Wang, E. (1981). Current left and labour press 1978-1981. Bochum: IALHI.

Chicago Style aipamena

Friedemann, Peter, and Edgar Wang. Current Left and Labour Press 1978-1981. Bochum: IALHI, 1981.

MLA aipamena

Friedemann, Peter, and Edgar Wang. Current Left and Labour Press 1978-1981. Bochum: IALHI, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.