"1799-01-01T00:00:00Z"^^ . . . . . . "Gwanongsocho"@en . "\uACFC\uB18D\uC18C\uCD08"@ko . . . . "E0004566" . "\uACFC\uB18D\uC18C\uCD08"@ko . . "/g/122z_s0_" . . . . "Korean book on agriculture"@en . . . "Gwanongsocho"@en . . "\uACFC\uB18D\uC18C\uCD08"@ko . "Gwanongsocho"@en .