| LC control no. | n 2009051602 |
|---|---|
| Uniform title heading | Half-life 2 |
| Variant(s) | Half-life Two |
| Found in | Hodgson, David S. J. Half-life 2, c2004: t.p. (Half-life 2) |
| Invalid LCCN | sh2009002566 |
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