APA (7th ed.) Citation

Carlson, R. (1997). Don't Sweat the Small Stuff... Omnibus. Hodder & Stoughton Ltd.

Chicago Style (17th ed.) Citation

Carlson, Richard. Don't Sweat the Small Stuff... Omnibus. London: Hodder & Stoughton Ltd, 1997.

MLA (9th ed.) Citation

Carlson, Richard. Don't Sweat the Small Stuff... Omnibus. Hodder & Stoughton Ltd, 1997.