WELLS, K. (1963). Posture exercise handbook: A progressive sequence approach. The Ronald Press Co.
Lua i Stíl Chicago (17ú heag.)WELLS, Katharine. Posture Exercise Handbook: A Progressive Sequence Approach. New York: The Ronald Press Co, 1963.
Lua MLA (9ú heag.)WELLS, Katharine. Posture Exercise Handbook: A Progressive Sequence Approach. The Ronald Press Co, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.