9 1 50 Abdul Rohman Additional Author GANDJAR, Ibnu Gholib Primary Author Spektroskopi molekuler Primary Author mixed material 9789794209837 Yogyakarta Gajah Mada University Press 2020 Abdul Rohman Additional Author SUDJADI Primary Author mixed material 9786022291244 Yogyakarta Pustaka pelajar 2015 Prof. Dr. Ibnu Gholib Gandjar, DEA.,Apt & Dr. Abdul Rohman, M.Si.,Apt Primary Author mixed material 9786022290858 Yogyakarta Pustaka pelajar 2017 Prof. Drs. Sudjadi, Apt.,MS.,PhD Primary Author Dr. Abdul Rohman Primary Author mixed material 9786022291244 Pustaka pelajar 2012 Prof. Dr. Ibnu Gholib Gandjar, DEA.,Apt & Dr. Abdul Rohman, M.Si.,Apt Primary Author mixed material 9786022290858 Yogyakarta Pustaka pelajar 2012 IMG_20181126_0025.jpg Dr. Abdul Rohman, M.Si.,Apt. Primary Author mixed material 9786022293187 Yogjakarta Pustaka pelajar 2014 IMG_20181126_0010.jpg Prof. Dr. Ibnu Gholib Gandjar, DEA.,Apt & Dr. Abdul Rohman, M.Si.,Apt Primary Author mixed material 9789791277570 Yogyakarta Pustaka pelajar 2007 Abdul Rohman Primary Author mixed material 9789797565145 Yogyakarta Graha Ilmu 2009 Dr.Abdul Rohman, M.Si.,Apt Primary Author mixed material 97860222931710 Yogyakarta Pustaka pelajar 2014