Bakti, Ikrar Nusa and Mengko, Diandra Megaputri and Siregar, Sarah Nuraini, eds. (2018) Intelijen dan Politik Era Soekarno. Penerbit LIPI Pres, Jakarta. ISBN 978-602-496-029

Browder, Bill (2018) Freezing Order. Penerbit Simon and Schuster. ISBN 9781982153281

Robertson, Scott P. (2018) Social Media and Civic Engagement: History, Theory, and Practice. Synthesis Lectures on Human-Centered Informatics . Springer International Publishing, Cham.