APA (7th ed.) Citation

Sumarsono, S. (2013). Kewirausahaan. Graha Ilmu.

Chicago Style (17th ed.) Citation

Sumarsono, Sonny. Kewirausahaan. Graha Ilmu, 2013.

MLA (8th ed.) Citation

Sumarsono, Sonny. Kewirausahaan. Graha Ilmu, 2013.

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