洛厄尔 & 龚锦源. (2007). 身体信号: Body Signals:Mid-Life Symptoms and What They Mean. 南海出版公司.
Lua i Stíl Chicago (17ú heag.)洛厄尔 agus 龚锦源. 身体信号: Body Signals:Mid-Life Symptoms and What They Mean. 南海出版公司, 2007.
Lua MLA (8ú heag.)洛厄尔 agus 龚锦源. 身体信号: Body Signals:Mid-Life Symptoms and What They Mean. 南海出版公司, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.