Millan's first three books, including Cesar's Way, all became New York Times best sellers, have cumulatively sold two million copies in the United States, and are available in 14 other countries.
Tiga bukunya, termasuk Cesar's Way, semua menjadi New York Times best sellers, dan secara kumulatif terjual dua juta kopi di Amerika Serikat, serta tersedia di empat belas negara lainnya.