<!DOCTYPE svg PUBLIC " -//W3C//DTD SVG 1.1 Basic//EN " ' http://www.w3.org/Graphics/SVG/1.1/DTD/svg11-basic.dtd ' >
<!DOCTYPE svg PUBLIC"-//W3C//DTD SVG 1.1 Basic//EN"'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11-basic.dtd'>
<!DOCTYPE note [
<!ENTITY nbsp ' '>
<!ENTITY pound '£'>
<!ENTITY writer_person " Writer: Donald Duck. ">
<!ENTITY copyright "Copyright: Walt Disney Company.">
]>
<!ENTITY nbsp '   '>
<!ENTITY pound '£'>
<!ENTITY writer_person " Writer: Donald Duck. ">
<!ENTITY copyright "Copyright: Walt Disney Company.">
<!DOCTYPE bookstore [
<!ELEMENT bookstore (book*)>
<!ELEMENT book (title,author,genre?)>
<!ELEMENT title (#PCDATA)>
<!ELEMENT author ( first-name+, last-name+ )+ >
<!ELEMENT genre (to,from,header,(message| body))>
<!ELEMENT first-name (#PCDATA)>
<!ELEMENT last-name (#PCDATA) >
<!ATTLIST book price CDATA #REQUIRED>
<!ATTLIST book publication_date CDATA>
<!ATTLIST book IBSN CDATA>
]>
<!ELEMENT bookstore (book*)>
<!ELEMENT book (title,author,genre?)>
<!ELEMENT title (#PCDATA)>
<!ELEMENT author ( first-name+, last-name+ )+ >
<!ELEMENT genre (to,from,header,(message| body))>
<!ELEMENT first-name (#PCDATA)>
<!ELEMENT last-name (#PCDATA) >
<!ATTLIST book price CDATA #REQUIRED>
<!ATTLIST book publication_date CDATA>
<!ATTLIST book IBSN CDATA>