APA Citation

Ecke, W., & Setiadi Kartohadikusumo. (1987). Wajah seram di balik jendela. Jakarta: Gramedia.

Chicago Style Citation

Ecke, Wolfgang, and Setiadi Kartohadikusumo. Wajah Seram Di Balik Jendela. Jakarta: Gramedia, 1987.

MLA Citation

Ecke, Wolfgang, and Setiadi Kartohadikusumo. Wajah Seram Di Balik Jendela. Jakarta: Gramedia, 1987.

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