APA Citation

Usman, W. Sociology: A brief introduction. Universitas Terbuka, Depdikbud.

Chicago Style Citation

Usman, Wan. Sociology: A Brief Introduction. Universitas Terbuka, Depdikbud.

MLA Citation

Usman, Wan. Sociology: A Brief Introduction. Universitas Terbuka, Depdikbud.

Warning: These citations may not always be 100% accurate.