- Author: Metin Kozak, Seyhmus Baloglu
- Language: English
- Year: 2010
- Author: Metin Kozak, Nazmi Kozak
- Language: English
- Year: 2015
- Author: Metin Kozak, Juergen Gnoth, Luisa L.A Andreu
- Language: English
- Year: 2009
- Author: Arch G. Woodside, Antónia Correia, Juergen Gnoth, Metin Kozak, Alan Fyall
- Language: English
- Year: 2015
- Author: Metin Kozak, Nazmi Kozak
- Language: English
- Year: 2013
- Author: Metin Kozak, Nazmi Kozak
- Language: English
- Year: 2013
- Author: Metin Kozak, Luisa Andreu, Juergen Gnoth, Sonja Lebe, Alain Fyall
- Language: English
- Year: 2013
- Author: Metin Kozak, Namzi Kozak, Metin Kozak, Namzi Kozak
- Language: English
- Year: 2011
- Author: Gürhan Aktaş Metin Kozak
- Language: English
- Year: 2022
- Author: Jun Wen Metin Kozak
- Language: English
- Year: 2022