APA-viite (7. p.)

Okamura, T., & Kai, M. (2020). Indigenous language acquisition, maintenance, and loss and current language policies. Information Science Reference.

Chicago-viite (17. p.)

Okamura, Toru, ja Masumi Kai. Indigenous Language Acquisition, Maintenance, and Loss and Current Language Policies. Hershey, PA: Information Science Reference, 2020.

MLA-viite (9. p.)

Okamura, Toru, ja Masumi Kai. Indigenous Language Acquisition, Maintenance, and Loss and Current Language Policies. Information Science Reference, 2020.