Shapiro, S. J., & Doody, A. F. (1968). Readings in the history of American marketing: Settlement to Civil War. R. D. Irwin.
Lua i Stíl Chicago (17ú heag.)Shapiro, Stanley J., agus Alton F. Doody. Readings in the History of American Marketing: Settlement to Civil War. Homewood, Ill.: R. D. Irwin, 1968.
Lua MLA (8ú heag.)Shapiro, Stanley J., agus Alton F. Doody. Readings in the History of American Marketing: Settlement to Civil War. R. D. Irwin, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.