Blue pages: bank & wiraswasta
Sam A. Walean, 1984
 Buku Teks SO
Bambang Sarwono
Terobosan pembelajaran berkelanjutan (pengetahuan wiraswasta) = breakthrough continuous learning (self-employed knowledge)
Sepilar Publishing House, 2018
 Buku Teks SO
Bank dan wiraswasta: bank enterpreneur/ Sam A. Walean ...[et al]
Bank dan Wiraswasta, 1990
 Buku Teks SO
Urquhart-Brown, Susan
The accidental entrepreneur: the 50 things i wish someone had told me about starting a business
American Management Association, 2008
 eBooks
Wikan Yekti Tattaqi
Pengaruh Competency dan Self Efficacy Terhadap Perceived Employability = The Influence of Competency and Self Efficacy on Perceived Employability
Fakultas Ilmu Adminstrasi Universitas Indonesia , 2020
 UI - Skripsi Membership