APA aipamena

 Ansarian, L., &  Problem-based Language Learning and Teaching : An Innovative Approach to Learn a New Language. (2018).  Problem-based Language Learning and Teaching: An Innovative Approach to Learn a New Language.  Imprint: Springer.

Chicago Style aipamena

 Ansarian, Loghman, và  Problem-based Language Learning and Teaching : An Innovative Approach to Learn a New Language.  Problem-based Language Learning and Teaching: An Innovative Approach to Learn a New Language.  Imprint: Springer, 2018.

MLA aipamena

 Ansarian, Loghman, và  Problem-based Language Learning and Teaching : An Innovative Approach to Learn a New Language.  Problem-based Language Learning and Teaching: An Innovative Approach to Learn a New Language.  Imprint: Springer, 2018.