HARRISON, E. F. (1986). Policy, Strategy And Mangerial Action E. Frank Harrison. Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)HARRISON, E. Frank. Policy, Strategy And Mangerial Action E. Frank Harrison. Houghton Mifflin, 1986.
Lua MLA (8ú heag.)HARRISON, E. Frank. Policy, Strategy And Mangerial Action E. Frank Harrison. Houghton Mifflin, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.