APA Style

Sofia, S., Basuki, . (2016). Cambridge IGCSE Bahasa Indonesia Coursebook 1st edition (ORG) (1st edition). : Cambridge University Press.

MLA Style

Sofia, Sinaga., Basuki, . "Cambridge IGCSE Bahasa Indonesia Coursebook 1st edition (ORG)". 1st edition : Cambridge University Press, 2016. Textbook.