Gaya APA

Groth, C. et al (2022). Essay Writing English for Academic Purposes: With Exercises and Answer Key 3rd Edition (Ed.1, Cet.1). Yogyakarta: ANDI.

Gaya MLA

Groth, Cheryl. et al. "Essay Writing English for Academic Purposes: With Exercises and Answer Key 3rd Edition". Ed.1, Cet.1 Yogyakarta: ANDI, 2022. Textbook.