. . "Kimya, Organik." . . "Chemistry, Organic." . . "Chimie organique." . . . "The principles of organic chemistry" . "The principles of organic chemistry"@en . . "The Principles of organic chemistry" . . . . "The Principles of Organic Chemistry ... Third edition, etc"@en . . . "Principles of organic chemistry" . . . . . . . . . . . . . . . . . . "Quimica orgánica." . . "Química orgánica." . "Quimica Organica." .