Pearn, O. P. N. (1932). Mental nursing (simplified). William Wood.
Lua i Stíl Chicago (17ú heag.)Pearn, O. P. Napier. Mental Nursing (simplified). New York: William Wood, 1932.
Lua MLA (8ú heag.)Pearn, O. P. Napier. Mental Nursing (simplified). William Wood, 1932.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.