SURYADI, L. . A. (1992). Langit Kelabu. Jakarta: Balai Pustaka.
Chicago Style CitationSURYADI, Linus AG. Langit Kelabu. Jakarta: Balai Pustaka, 1992.
MLA CitationSURYADI, Linus AG. Langit Kelabu. Jakarta: Balai Pustaka, 1992.
Warning: These citations may not always be 100% accurate.