Cita APA (7th ed.)

Santrock John W. (2019). Life Span Development (13th.). McGraw Hill.

Cita Chicago (17th ed.)

Santrock John W. Life Span Development. 13th. McGraw Hill, 2019.

Cita MLA (9th ed.)

Santrock John W. Life Span Development. 13th. McGraw Hill, 2019.