APA (7th ed.) Citation

Stubbs, D. R. (1986). Assertiveness at work : a guide to an essential skill / David R. Stubbs: A guide to an essential skill. Pan.

Chicago Style (17th ed.) Citation

Stubbs, David R. Assertiveness at Work : A Guide to an Essential Skill / David R. Stubbs: A Guide to an Essential Skill. London: Pan, 1986.

MLA (9th ed.) Citation

Stubbs, David R. Assertiveness at Work : A Guide to an Essential Skill / David R. Stubbs: A Guide to an Essential Skill. Pan, 1986.

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