Deismireacht APA

Hays, S. (1973). The chemicals and allied industries. London: Heinemann Educational.

Trích dẫn kiểu Chicago

Hays, Samuel. The Chemicals and Allied Industries. London: Heinemann Educational, 1973.

Deismireacht MLA

Hays, Samuel. The Chemicals and Allied Industries. London: Heinemann Educational, 1973.

Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.