APA (7th ed.) Citation

Marsh, D. C., & Hodsdon, A. (2010). Guardian style (3., expanded and rev. ed.). Guardian Books.

Chicago Style (17th ed.) Citation

Marsh, David C., and Amelia Hodsdon. Guardian Style. 3., expanded and rev. ed. London: Guardian Books, 2010.

MLA (9th ed.) Citation

Marsh, David C., and Amelia Hodsdon. Guardian Style. 3., expanded and rev. ed. Guardian Books, 2010.