APA (7th ed.) Citation

Syamsu. (1984). Manusia dan ekonomi. Thinker's Library.

Chicago Style (17th ed.) Citation

Syamsu. Manusia Dan Ekonomi. Johor Bahru: Thinker's Library, 1984.

MLA (8th ed.) Citation

Syamsu. Manusia Dan Ekonomi. Thinker's Library, 1984.

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