Columbia subject headings:
Chemical engineers--Turkey--Biography.
Food industry and trade--Turkey.
Yurdagül, Metin, 1938-
Harvard subject headings:
Chemical engineers--Turkey--Biography.
Food industry and trade--Turkey.
Yurdagül, Metin, 1938-
Princeton subject headings:
Chemical engineers--Turkey--Biography.
Food industry and trade--Turkey.
Yurdagül, Metin, 1938-