Rule, R. C. (2004). Rule's book of business plans for start ups: Create a winning plan that you can take to the bank (2nd ed.). Entrepreneur Press.
Lua i Stíl Chicago (17ú heag.)Rule, Roger C. Rule's Book of Business Plans for Start Ups: Create a Winning Plan That You Can Take to the Bank. 2nd ed. Madison, Wis: Entrepreneur Press, 2004.
Lua MLA (9ú heag.)Rule, Roger C. Rule's Book of Business Plans for Start Ups: Create a Winning Plan That You Can Take to the Bank. 2nd ed. Entrepreneur Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.