Lua APA (7ú heag.)

Heyel, C. (1962). Management for modern supervisors. American Management Association.

Lua i Stíl Chicago (17ú heag.)

Heyel, Carl. Management for Modern Supervisors. New York: American Management Association, 1962.

Lua MLA (9ú heag.)

Heyel, Carl. Management for Modern Supervisors. American Management Association, 1962.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.