Troller, J. A., & Christian, J. H. B. (1978). Water activity and food. Academic Press.
Lua i Stíl Chicago (17ú heag.)Troller, John A., agus J. H. B. Christian. Water Activity and Food. New York: Academic Press, 1978.
Lua MLA (9ú heag.)Troller, John A., agus J. H. B. Christian. Water Activity and Food. Academic Press, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.