ÏÓÁËÈÊÀÖÈÈ
PC Week. 1990. October 1. P.4.
Ññûëêà
PC Week. 1990. October 1. P.4.
PC World. 1989. February. P.84.
Ññûëêà
PC World. 1989. February. P.84.
dBaseIV Language Reference. Ashton-Tate Corp. 1988.
Ññûëêà
dBaseIV Language Reference. Ashton-Tate Corp. 1988.
Ìèõàéëîâ Ì. Áîðüáà çà ëèäåðñòâî: êîíêóðåíöèÿ íà ðûíêå ÑÓÁÄ îáîñòðÿåòñÿ//Êîìïüþòåð Ïðåññ. 1990. N3. Ñ. 2124.
Ññûëêà
Ìèõàéëîâ Ì. Áîðüáà çà ëèäåðñòâî: êîíêóðåíöèÿ íà ðûíêå ÑÓÁÄ îáîñòðÿåòñÿ//Êîìïüþòåð Ïðåññ. 1990. N3. Ñ. 2124.