APA (7th ed.) Citation

DeBono, E. (1990). Enam topi berfikir. Erlangga.

Chicago Style (17th ed.) Citation

DeBono, Edward. Enam Topi Berfikir. Erlangga, 1990.

MLA (8th ed.) Citation

DeBono, Edward. Enam Topi Berfikir. Erlangga, 1990.

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