Dyfyniad APA

Brech, R. (1964). Planning prosperity: A Synophtic model for growth.

Dyfyniad Arddull Chicago

Brech, Ronald. Planning Prosperity: A Synophtic Model for Growth. 1964.

Dyfyniad MLA

Brech, Ronald. Planning Prosperity: A Synophtic Model for Growth. 1964.

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