Dyfyniad APA

Sandford, C. T. (1972). National economic planning. Heinemann Educational Books.

Dyfyniad Arddull Chicago

Sandford, C. T. National Economic Planning. London: Heinemann Educational Books, 1972.

Dyfyniad MLA

Sandford, C. T. National Economic Planning. Heinemann Educational Books, 1972.

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