APA Citation

Sarumpaet, R. Rahasia mendidik anak. Indonesia publishing house.

Chicago Style Citation

Sarumpaet, R.I. Rahasia Mendidik Anak. Indonesia publishing house.

MLA Citation

Sarumpaet, R.I. Rahasia Mendidik Anak. Indonesia publishing house.

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