Dyfyniad APA

DE BONO EDWARD. (1978). OPPORTUNITIES: A HANDBOOK OF BUSINESS APPORTUNITY SEARCH. PENGUIN BOOKS INDIA (P) LTD.

Dyfyniad Arddull Chicago

DE BONO EDWARD. OPPORTUNITIES: A HANDBOOK OF BUSINESS APPORTUNITY SEARCH. ENGLAND: PENGUIN BOOKS INDIA (P) LTD, 1978.

Dyfyniad MLA

DE BONO EDWARD. OPPORTUNITIES: A HANDBOOK OF BUSINESS APPORTUNITY SEARCH. PENGUIN BOOKS INDIA (P) LTD, 1978.

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