Gaya APA

Pridgeon, C, S. (1950). Opportunity for trade unionists, (rev.ed.). Penerbitan asli 1948 . Oxford: Catholic social guild.

Gaya MLA

Pridgeon, CH.,, S.J.. "Opportunity for trade unionists, (rev.ed.). Penerbitan asli 1948 ". Oxford: Catholic social guild, 1950. Buku.