TY - BOOK AU - Qalam Azad Rosle TI - Stratigraphy, Sedimentology And Structural Geology Of The Betong-Lepang Nenering Border Area, Pengkalan Hulu (Keroh), Hulu Perak PY - 1995/// CY - Kuala Lumpur PB - University Malaya KW - Stratigraphy ER -