APA aipamena

RIGGS JAMES L. (1983). PRODUCTIVITY BY OBJECTIVES. PRENTICE -HALL INTERNATIONAL, INC.

Chicago Style aipamena

RIGGS JAMES L. PRODUCTIVITY BY OBJECTIVES. NEW JERSE: PRENTICE -HALL INTERNATIONAL, INC, 1983.

MLA aipamena

RIGGS JAMES L. PRODUCTIVITY BY OBJECTIVES. PRENTICE -HALL INTERNATIONAL, INC, 1983.