APA Citation

Hasan bin Muhammad Ali. (1985). Panduan menulis surat cara moden. Singapore: Times Books international.

Chicago Style Citation

Hasan bin Muhammad Ali. Panduan Menulis Surat Cara Moden. Singapore: Times Books international, 1985.

MLA Citation

Hasan bin Muhammad Ali. Panduan Menulis Surat Cara Moden. Singapore: Times Books international, 1985.

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