APA Style

Emmus, Q., Syafie, A. (2022). 30 Cerita Hari Penting Nasional dan Internasional (First Published). Jakarta: PT Gramedia Pustaka Utama.

MLA Style

Emmus, QS., Syafie, Alby. "30 Cerita Hari Penting Nasional dan Internasional". First Published Jakarta: PT Gramedia Pustaka Utama, 2022. Printed Book.