(P6580)
Data type
External identifier
Statements
Q6971093 (Deleted Item)
https://www.nationalbook.org/books/$1/
Q19474404 (Deleted Item)
Q21502410 (Deleted Item)
Q21502404 (Deleted Item)
[a-z]+(-[a-z]+)*
Q53869507 (Deleted Item)
Q54828448 (Deleted Item)
Q54828450 (Deleted Item)
0 references
Q29547399 (Deleted Item)
0 references
Q20669329 (Deleted Item)
Q960840 (Deleted Item)
Q61997021 (Deleted Item)
0 references
^https?:\/\/(?:www\.)?nationalbook\.org\/books\/([a-z]+(-[a-z]+)*)\/
1 reference
Q108538446 (Deleted Item)