APA (7th ed.) Citation

Illingworth, R. S. (1997). Ingin Anak Cerdas? Arcan.

Chicago Style (17th ed.) Citation

Illingworth, Ronald S. Ingin Anak Cerdas? Arcan, 1997.

MLA (8th ed.) Citation

Illingworth, Ronald S. Ingin Anak Cerdas? Arcan, 1997.

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