APA Style
Veblen, T. (1915).
The Theory of The Leisure class: An Economc Studies of Institutions (6th ed.).
London:
The Macmillan Company.
MLA Style
Veblen, Thorstein.
"The Theory of The Leisure class: An Economc Studies of Institutions".
6th ed.
London:
The Macmillan Company,
1915.
Text.