Style de citation APA (7e éd.)
Powell, G. Happiness is a habitat: Release from guilt and fear. Guide Post.
Style de citation Chicago (17e éd.)
Powell, Gordon. Happiness Is a Habitat: Release from Guilt and Fear. New York: Guide Post.
Style de citation MLA (9e éd.)
Powell, Gordon. Happiness Is a Habitat: Release from Guilt and Fear. Guide Post.
Attention : ces citations peuvent ne pas être correctes à 100%.