Dyfyniad APA

BOULDING, K. E. (1970). Economics as a science. Tata McGraw.

Dyfyniad Arddull Chicago

BOULDING, Kenneth E. Economics as a Science. Bombay: Tata McGraw, 1970.

Dyfyniad MLA

BOULDING, Kenneth E. Economics as a Science. Tata McGraw, 1970.

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