APA

Newell A., Simon H. A. c., .Human problem solving. New Jersey: Prentice Hall.

Chicago

Newell Allen, Simon Herbert A coaut, .Human problem solving. New Jersey: Prentice Hall.

Harvard

Newell A., Simon H. A. c., .Human problem solving. New Jersey: Prentice Hall.

MLA

Newell Allen, Simon Herbert A coaut, .New Jersey: Prentice Hall. .