APA Style

PUCHTA, H. et al (2022). THINK STUDENT'S BOOK With Interactive eBook (Second Edition) 4 CEFR B2 (SECOND EDITION). UNITED KINGDOM: CAMBRIDGE UNIVERSITY PRESS.

MLA Style

PUCHTA, HERBERT. et al. "THINK STUDENT'S BOOK With Interactive eBook (Second Edition) 4 CEFR B2". SECOND EDITION UNITED KINGDOM: CAMBRIDGE UNIVERSITY PRESS, 2022. Text.