Gaya APA
Silvia, H., Christiane, M. (2020).
Easy language research :text and user perspectives .
Berlin, Germany:
Frank & Timme.
Gaya MLA
Hansen-Schirra, Silvia., Maaß, Christiane.
"Easy language research :text and user perspectives".
Berlin, Germany:
Frank & Timme,
2020.
Electronic Resource.