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Call Stack
#	Time	Memory	Function	Location
1	0.0010	381472	{main}( )	..\detalle_libro.php:0

( ! ) Notice: Undefined variable: sesion_usuario_id in E:\wamp2\www\biblio-web\home\public\html\boot2\usu_bib_central\detalle_libro.php on line 10
Call Stack
#	Time	Memory	Function	Location
1	0.0010	381472	{main}( )	..\detalle_libro.php:0

( ! ) Fatal error: Class 'publicacion_bc' not found in E:\wamp2\www\biblio-web\home\public\html\boot2\usu_bib_central\detalle_libro.php on line 20
Call Stack
#	Time	Memory	Function	Location
1	0.0010	381472	{main}( )	..\detalle_libro.php:0