APA (7th ed.) Citation

Stubbs, D. R. (1985). How to use assertiveness at work. Gowwer Publishing Co., Ltd.

Chicago Style (17th ed.) Citation

Stubbs, David R. How to Use Assertiveness at Work. England: Gowwer Publishing Co., Ltd, 1985.

MLA (9th ed.) Citation

Stubbs, David R. How to Use Assertiveness at Work. Gowwer Publishing Co., Ltd, 1985.

Warning: These citations may not always be 100% accurate.