المصدر: Solving problems in geometry by V. Gusev, V. Litvinenko, A. Mordkovich في منتدى : قسم الرياضيات السلام عليكم Solving problems in geometry By V Gusev, V. Litvinenko, A. Mordkovich Publisher: Mir Number Of Pages: 238 Publication Date: 1988 ISBN-10 / ASIN: 5030004998 ISBN-13 / EAN: 9785030004990 Binding: Unknown Binding