Ludwig, Ernest E
Applied process design for chemical and petrochemical plants. Volume 3 / Ernest E. Ludwig
Gulf Publishing Company, 1965
 Buku Teks SO
Ludwig, Ernest E.
Applied process design for chemical and petrochemical plants. Volume 1 / Ernest E. Ludwig
Gulf Publishing Company, 1964
 Buku Teks SO
Ludwig, Ernest E.
Applied process design for chemical and petrochemical plants. Volume 2 / Ernest E. Ludwig
Gulf Publishing Company, 1964
 Buku Teks SO
Ludwig's applied process design for chemical and petrochemical plants. Volume 3 / A. Kayode Coker
Gulf Professional, 2015
 eBooks
Ludwig, Ernest E.
Applied process design for chemical and petrochemical plants. Volume 2
Gulf Publishing, 1979
 Buku Teks SO