APA Citation

GRIFFITHS, R., & Sumantri, B. (1990). Bermatematika sambil bermain (Cet. 2.). Jakarta: Gramedia Pustaka Utama.

Chicago Style Citation

GRIFFITHS, Rose, and Bambang Sumantri. Bermatematika Sambil Bermain. Cet. 2. Jakarta: Gramedia Pustaka Utama, 1990.

MLA Citation

GRIFFITHS, Rose, and Bambang Sumantri. Bermatematika Sambil Bermain. Cet. 2. Jakarta: Gramedia Pustaka Utama, 1990.

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