Dyfyniad APA

KARMEL P H POLASEK. (1978). APPLIED STATISTICS FOR ECONOMISTS (4TH.). PITMAN PUBLICATIONS.

Dyfyniad Arddull Chicago

KARMEL P H POLASEK. APPLIED STATISTICS FOR ECONOMISTS. 4TH. BOSTON: PITMAN PUBLICATIONS, 1978.

Dyfyniad MLA

KARMEL P H POLASEK. APPLIED STATISTICS FOR ECONOMISTS. 4TH. PITMAN PUBLICATIONS, 1978.

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