American Home Economics Association. (1977). Handbook for metric usage. American Home Economics Association.
Lua i Stíl Chicago (17ú heag.)American Home Economics Association. Handbook for Metric Usage. N.W., Washington: American Home Economics Association, 1977.
Lua MLA (9ú heag.)American Home Economics Association. Handbook for Metric Usage. American Home Economics Association, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.