APA (7th ed.) Citation

Bono, E. d. (1990). Enam topi berpikir. Erlangga.

Chicago Style (17th ed.) Citation

Bono, Edward de. Enam Topi Berpikir. Erlangga, 1990.

MLA (8th ed.) Citation

Bono, Edward de. Enam Topi Berpikir. Erlangga, 1990.

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