Webb, G. F. (1985). Theory of nonlieanr age-dependent population dynamics. Dekker.
Lua i Stíl Chicago (17ú heag.)Webb, Glenn F. Theory of Nonlieanr Age-dependent Population Dynamics. New York: Dekker, 1985.
Lua MLA (9ú heag.)Webb, Glenn F. Theory of Nonlieanr Age-dependent Population Dynamics. Dekker, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.