APA Style

Nancy, L, B. et al (2024). English for students of maritime academy (cet.1). Semarang: Politeknik Ilmu Pelayaran Semarang.

MLA Style

Nancy, Lumban, Batu,. et al. "English for students of maritime academy". cet.1 Semarang: Politeknik Ilmu Pelayaran Semarang, 2024. Text.