- https://www.kastaniotis.com/book/978-960-03-2896-7
- https://www.kastaniotis.com/book/960-03-2897-8
- https://www.politeianet.gr/books/9789606916243-luecke-richard-monternoi-kairoi-i-techni-tis-diapragmateusis-164264
- https://www.amazon.com/Never-Split-Difference-Negotiating-Depended/dp/B01COR1GM2/ref=zg_bs_2686_1?_encoding=UTF8&psc=1&refRID=3R031WB8ZCMJV16ETKM1
- https://www.amazon.com/Getting-Yes-Negotiating-Agreement-Without/dp/0143118757/ref=zg_bs_2686_5?_encoding=UTF8&psc=1&refRID=3R031WB8ZCMJV16ETKM1
- https://www.amazon.com/Pre-Suasion-Channeling-Attention-for-Change/dp/B01JAYK6HI/ref=zg_bs_2686_13?_encoding=UTF8&psc=1&refRID=3R031WB8ZCMJV16ETKM1
- https://www.amazon.com/Negotiation-Skills-Sikander-Sultan-ebook/dp/B07646PVWT/ref=zg_bs_2686_14?_encoding=UTF8&psc=1&refRID=3R031WB8ZCMJV16ETKM1