Chatzisavvidis, S. To istoriko tis anamorfosis tou mathimatos tis neoellinikis glossas stin ypochreotiki ekpaidefsi (1976-1984). Thessaloniki: Ekdotikos Oikosadelfon Kyriakidi, 1992 182 p. 960-343-170-2.
Chatzisavvidis, S. To istoriko tis anamorfosis tou mathimatos tis neoellinikis glossas stin ypochreotiki ekpaidefsi (1976-1984). Thessaloniki: Ekdotikos Oikosadelfon Kyriakidi, 1992 182 p. 960-343-170-2.
Chatzisavvidis, S. (1992) To istoriko tis anamorfosis tou mathimatos tis neoellinikis glossas stin ypochreotiki ekpaidefsi (1976-1984), Thessaloniki: Ekdotikos Oikosadelfon Kyriakidi 182 p. 960-343-170-2.
Chatzisavvidis, S. (1992). To istoriko tis anamorfosis tou mathimatos tis neoellinikis glossas stin ypochreotiki ekpaidefsi (1976-1984). Thessaloniki: Ekdotikos Oikosadelfon Kyriakidi, 182 p.
Chatzisavvidis S. To istoriko tis anamorfosis tou mathimatos tis neoellinikis glossas stin ypochreotiki ekpaidefsi (1976-1984). Thessaloniki: Ekdotikos Oikosadelfon Kyriakidi; 1992. p. 182 p. ISBN: 960-343-170-2.
