Gaya APA

Acta psychologica, including Netherlands- Scandinavian, Belgium and Switzerland Journal of psychology, editor G. Révész. Contents: Thinking and speaking. . (). Amsterdam: North-Holland publishing company.

Gaya MLA

Acta psychologica, including Netherlands- Scandinavian, Belgium and Switzerland Journal of psychology, editor G. Révész. Contents: Thinking and speaking. . . Amsterdam: North-Holland publishing company, . Buku.