Gaya APA

Sternberg, R, J., Funke, J. (2019). The Psychology of human thought :an introduction . Heidelberg: Heidelberg University Publishing (heiUP).

Gaya MLA

Sternberg, Robert, J.., Funke, Joachim. "The Psychology of human thought :an introduction". Heidelberg: Heidelberg University Publishing (heiUP), 2019. Electronic Resource.