Prof Ceyhun was a professor of mine. Yurdakul Ceyhun, born in Istanbul 1940, graduated from Robert College in Electrical Engineering in 1964. He was professor in Dept of Electrical Engineering in METU till 1982. Then he was manager in Gama Electronics and R&D manager in Teletas.
This book is a product of his METU days. It is probably the first graph theory book in Turkish. We home to get it in electronic book at the end of this project.