APA aipamena

Heller, R., & Hindle, T. (1998). Essential manager's manual. DK Pub.

Chicago Style aipamena

Heller, Robert, and Tim Hindle. Essential Manager's Manual. New York, N.Y: DK Pub, 1998.

MLA aipamena

Heller, Robert, and Tim Hindle. Essential Manager's Manual. DK Pub, 1998.