Cita APA (7a ed.)

Van Dyke, D., & McThenia, T. (2025). 100 rules for living to 100: An optimist's guide to a happy life (First edition.). Grand Central.

Cita Chicago Style (17a ed.)

Van Dyke, Dick, y Tal McThenia. 100 Rules for Living to 100: An Optimist's Guide to a Happy Life. First edition. New York: Grand Central, 2025.

Cita MLA (8a ed.)

Van Dyke, Dick, y Tal McThenia. 100 Rules for Living to 100: An Optimist's Guide to a Happy Life. First edition. Grand Central, 2025.

Precaución: Estas citas no son 100% exactas.