Dyfyniad APA

(1975). The Delphi method: Techniques and applications / edited by Harold A. Linstone, Murray Turoff ; with a foreword by Olaf Helmer.

Dyfyniad Arddull Chicago

The Delphi Method: Techniques and Applications / Edited by Harold A. Linstone, Murray Turoff ; with a Foreword by Olaf Helmer. 1975.

Dyfyniad MLA

The Delphi Method: Techniques and Applications / Edited by Harold A. Linstone, Murray Turoff ; with a Foreword by Olaf Helmer. 1975.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.