Styl cytowania APA

Engel, H. M. (2004). How to delegate--a guide to getting things done. Jaico publishing house.

Styl cytowania Chicago

Engel, Herbert M. How to Delegate--a Guide to Getting Things Done. Mumbai: Jaico publishing house, 2004.

Styl cytowania MLA

Engel, Herbert M. How to Delegate--a Guide to Getting Things Done. Jaico publishing house, 2004.