Santrock, J. . W. (2019). Life- Span Development. M C Graw-Hill Education.
Lua i Stíl Chicago (17ú heag.)Santrock, John W. Life- Span Development. M C Graw-Hill Education, 2019.
Lua MLA (9ú heag.)Santrock, John W. Life- Span Development. M C Graw-Hill Education, 2019.
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