APA (7th ed.) Citation

Armstrong Michael & Armstrong, M. (2012). Armstrong's handbook of human resource management practice (11th ed.).

Chicago Style (17th ed.) Citation

Armstrong Michael and Michael Armstrong. Armstrong's Handbook of Human Resource Management Practice. 11th ed. London, 2012.

MLA (9th ed.) Citation

Armstrong Michael and Michael Armstrong. Armstrong's Handbook of Human Resource Management Practice. 11th ed. 2012.