0 Gorsel Bilim ve Teknik Ansiklopedisi (Gorsel Encyclopaedia of Science and Technology), Vol. 0, p.000  00 Gorsel Bilim ve Teknik Ansiklopedisi (Gorsel Encyclopaedia of Science and Technology), Vol. 0, p.000  00 Gorsel Bilim ve Teknik Ansiklopedisi (Gorsel Encyclopaedia of Science and Technology), Vol. 0, p.0000  00 