Dyfyniad APA

Organisation for economic co-operation and development. (1981). National accounts of OECD countries: 1962 - 1979. OECD.

Dyfyniad Arddull Chicago

Organisation for economic co-operation and development. National Accounts of OECD Countries: 1962 - 1979. France: OECD, 1981.

Dyfyniad MLA

Organisation for economic co-operation and development. National Accounts of OECD Countries: 1962 - 1979. OECD, 1981.

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