APA (7th ed.) Citation

Nicholson, T. (1988). Dear Boss: 52 ways to develop your staff. Mercury Books.

Chicago Style (17th ed.) Citation

Nicholson, Trish. Dear Boss: 52 Ways to Develop Your Staff. London: Mercury Books, 1988.

MLA (9th ed.) Citation

Nicholson, Trish. Dear Boss: 52 Ways to Develop Your Staff. Mercury Books, 1988.