Murpin Josua Sembiring (2011) 12.1._Murpin_MAHARDHIKA_Dinamika_Koperasi. Media Mahardhika - Media Komunikasi Ekonomi dan Manajemen, 10 (1). pp. 45-60. ISSN 0854-0861

Soetam Rizky (2011) B8.47._Soetam_BUKU_AJAR_Konsep_Dasar_RPL. PT. Prestasi Pustakaraya, Jakarta. ISBN 978-602-8963-17-6

Soetam Rizky (2011) B8.51._Soetam_DIKTAT_AJAX_Control_Toolkit. [Teaching Resource] (Unpublished)

Soetam Rizky Wicaksono (2011) 4.1._Soetam_ANTHOLOGY_2011_Social_Considerations. In: An Anthology of Scientific Article IV: A New Beginning. Ma Chung Press, Malang, pp. 149-155. ISBN 978-602-9155-02-0

Stefanus Yufra Menahen Taneo (2011) 16._Yufra_ICSSEA.2011_Fair_Trade_for_Organic_Agricultural. Proceeding of the International Conference on Social Science, Economics and Art (ICSSEA) 2011. pp. 19-25. ISSN ISBN: 978-983-42366-5-6