Deismireacht APA

(1992). The world environment 1972-1992: Two decades of challenge. London: Chapman and Hall.

Trích dẫn kiểu Chicago

The World Environment 1972-1992: Two Decades of Challenge. London: Chapman and Hall, 1992.

Deismireacht MLA

The World Environment 1972-1992: Two Decades of Challenge. London: Chapman and Hall, 1992.

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