Deismireacht APA

(1979). Working smarter. New York: Penguin Books.

Trích dẫn kiểu Chicago

Working Smarter. New York: Penguin Books, 1979.

Deismireacht MLA

Working Smarter. New York: Penguin Books, 1979.

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