Citazione APA

Zelazny, G., & Roche, S. S. (2007). say it with charts complete toolkit. Tata McGraw-Hill.

Stile di citazione Chicago

Zelazny, Gene, e Sara Sakson Roche. Say It with Charts Complete Toolkit. New Delhi: Tata McGraw-Hill, 2007.

Citazione MLA

Zelazny, Gene, e Sara Sakson Roche. Say It with Charts Complete Toolkit. Tata McGraw-Hill, 2007.