Ceyhan, A. (1971). Petrokimya sanayii. DPT. İPD..
Chicago Style (17th ed.) CitationCeyhan, Ayşe. Petrokimya Sanayii. Ankara: DPT. İPD., 1971.
MLA (9th ed.) CitationCeyhan, Ayşe. Petrokimya Sanayii. DPT. İPD., 1971.
Warning: These citations may not always be 100% accurate.