APA استشهاد

Sagner, J. S. (2011). Essentials of working capital management (1.). John wiley & sons.

استشهاد بنمط شيكاغو

Sagner, James S. Essentials of Working Capital Management. 1. Canada: John wiley & sons, 2011.

MLA استشهاد

Sagner, James S. Essentials of Working Capital Management. 1. John wiley & sons, 2011.