Lua APA (7ú heag.)

Smith, T. M., & Smith, R. L. (2015). Elements of ecology (Ninth edition, Global edition.). PearsonEducational Limited.

Lua i Stíl Chicago (17ú heag.)

Smith, Thomas M., agus Robert Leo Smith. Elements of Ecology. Ninth edition, Global edition. Harlow Essex, England: PearsonEducational Limited, 2015.

Lua MLA (9ú heag.)

Smith, Thomas M., agus Robert Leo Smith. Elements of Ecology. Ninth edition, Global edition. PearsonEducational Limited, 2015.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.