Fei, J. C. H., & Ranis, G. (1999). Growth and development from an evolutionary perspective. Blackwell.
Lua i Stíl Chicago (17ú heag.)Fei, John C. H., agus Gustav Ranis. Growth and Development from an Evolutionary Perspective. Malden, Mass: Blackwell, 1999.
Lua MLA (9ú heag.)Fei, John C. H., agus Gustav Ranis. Growth and Development from an Evolutionary Perspective. Blackwell, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.