Kamaluddin bin Hassan
Kajian Geologi Kuaterner Kawasan Kota Ngah Ibrahim, Matang, Perak, Semenanjung Malaysia : RAK (D4) - 1st. ed - Ipoh, Perak Jabatan Kajibumi Malaysia 1989 - 6p ill, map plate, figs. plate, 29 cm
includes references
Quaternary Geology--West Malaysia
Kajian Geologi Kuaterner Kawasan Kota Ngah Ibrahim, Matang, Perak, Semenanjung Malaysia : RAK (D4) - 1st. ed - Ipoh, Perak Jabatan Kajibumi Malaysia 1989 - 6p ill, map plate, figs. plate, 29 cm
includes references
Quaternary Geology--West Malaysia