Ruiz, . D. M. (2000). The four agreements: Practical guide to personal freedom. Amber-Allen Pub. : Distributed by Publishers Group West.
Citação do estilo Chicago (17ª ed.)Ruiz, Don Miguel. The Four Agreements: Practical Guide to Personal Freedom. San Rafael, Calif.: Amber-Allen Pub. : Distributed by Publishers Group West, 2000.
Citação MLA (9ª ed.)Ruiz, Don Miguel. The Four Agreements: Practical Guide to Personal Freedom. Amber-Allen Pub. : Distributed by Publishers Group West, 2000.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.