Gaya APA

Barringer, B, R., Ireland, R, D. (2025). Entrepreneurship : successfully launching new ventures (7th ed.). Essex: Pearson Education.

Gaya MLA

Barringer, Bruce, R.., Ireland, R., Duane. "Entrepreneurship : successfully launching new ventures". 7th ed. Essex: Pearson Education, 2025. Buku/Printed Material.