Clarkesworld Issue 020
| Book | A Buyer's Guide to Maps of Antartica |
| Format | e-Zine |
| Language | English |
| Cover Date | 2008-05 |
| Author | Catherynne M. Valente |
| Periodical Title | Clarkesworld |
| Editor in Chief | Neil Clarke |
| Publisher | Neil Clarke |
| Editor | Sean Wallace |
| Copyright Holder | Wyrm Publishing |
| Cover Artist | Cuson |
| Contributing Writer | Catherynne M. Valente, Garth Upshaw |
| Interview with/Interviewee | John Picacio |
| Interview by/Interviewer | Jeff VanderMeer |
| Format | e-Zine |
| Language | English |
| Location | US |
| Cover Date | 2008-05 |
| Issue Number | 20 |
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