Khanka, S. (1999). Entrepreneurial Development. S. Chand & Co.
Chicago Style aipamenaKhanka, S.S. Entrepreneurial Development. S. Chand & Co, 1999.
MLA aipamenaKhanka, S.S. Entrepreneurial Development. S. Chand & Co, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.