Watt, A. (1887). The art of soap-making: A practical handbook (3a. ed.). Crosby.
Lua i Stíl Chicago (17ú heag.)Watt, Alexander. The Art of Soap-making: A Practical Handbook. 3a. ed. London: Crosby, 1887.
Lua MLA (9ú heag.)Watt, Alexander. The Art of Soap-making: A Practical Handbook. 3a. ed. Crosby, 1887.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.