CHEEK, L. M. (1977). Zero-base Budgeting Comes Of Age Logan M. Cheek. Amacom.
Lua i Stíl Chicago (17ú heag.)CHEEK, Logan M. Zero-base Budgeting Comes Of Age Logan M. Cheek. Amacom, 1977.
Lua MLA (8ú heag.)CHEEK, Logan M. Zero-base Budgeting Comes Of Age Logan M. Cheek. Amacom, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.