Kontribusi kemitraan rantai pasokan terhadap program corporate social responsibility (CSR) (studi deskriptif CSR PT Unilever Indonesia, TBK- program pengembangan petani kedelai hitam di Desa Pringkuku Kabupaten Pacitan = Supply chain partnership contribution to corporate social responsibility CSR programme a descriptive studies in CSR PT Unilever Indonesia TBK, black soybean farmer development programme in the Pringkuku Village Pacitan District East Java / Irma Welliani Ridwan - Irma Welliani Ridwan, author (2013)