Dyfyniad APA

SELTZ DAVID D. (1981). HOW TO PREPARE EFFECTIVE BUSINESS PROGRAM .... BLUE PRINT. ADDISON-WESLEY.

Dyfyniad Arddull Chicago

SELTZ DAVID D. HOW TO PREPARE EFFECTIVE BUSINESS PROGRAM .... BLUE PRINT. CALIFORNIA: ADDISON-WESLEY, 1981.

Dyfyniad MLA

SELTZ DAVID D. HOW TO PREPARE EFFECTIVE BUSINESS PROGRAM .... BLUE PRINT. ADDISON-WESLEY, 1981.

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