APA (7th ed.) Citation

Yusuf, Y. (2015). Melayu Langit dan Kimia Darat. Wedatama Widya Sastra.

Chicago Style (17th ed.) Citation

Yusuf, Yusmar. Melayu Langit Dan Kimia Darat. Wedatama Widya Sastra, 2015.

MLA (8th ed.) Citation

Yusuf, Yusmar. Melayu Langit Dan Kimia Darat. Wedatama Widya Sastra, 2015.

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