APA Citation

H.M. Yusuf Sinaga. (2006). 70 Tips Mencapai Kebahagian. Johor Bahru: Perniagaan Jahabersa.

Chicago Style Citation

H.M. Yusuf Sinaga. 70 Tips Mencapai Kebahagian. Johor Bahru: Perniagaan Jahabersa, 2006.

MLA Citation

H.M. Yusuf Sinaga. 70 Tips Mencapai Kebahagian. Johor Bahru: Perniagaan Jahabersa, 2006.

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