Lua APA (7ú heag.)

MADDEN, R. (1974). Harbrace spelling program. Harcourt brace jovanvich.

Lua i Stíl Chicago (17ú heag.)

MADDEN, Richard. Harbrace Spelling Program. New York: Harcourt brace jovanvich, 1974.

Lua MLA (9ú heag.)

MADDEN, Richard. Harbrace Spelling Program. Harcourt brace jovanvich, 1974.

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