David Barr Kirtley (Fantasy Author and Short Story Writer) and John Joseph Adams (Book Editor and Li - 'Geek's Guide to the Galaxy - Science Fiction Write'
International iTunes Chart Performance

• Release date: 04 Apr 2015
• Chart debut: #21 (05 Apr 2015)
• Highest Position: #21 (05 Apr 2015)
• Most recent chart position: #99 (11 Aug 2015)
• Days on chart: 7

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Full Australian chart statistics for 'Geek's Guide to the Galaxy - Science Fiction Write'

• Release date: 15 Nov 2014
• Chart debut: #32 (17 Nov 2014)
• Highest Position: #32 (17 Nov 2014)
• Most recent chart position: #32 (17 Nov 2014)
• Days on chart: 2

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Full Brazilian chart statistics for 'Geek's Guide to the Galaxy - Science Fiction Write'

• Release date: 07 Feb 2015
• Chart debut: #82 (09 Feb 2015)
• Highest Position: #50 (02 Apr 2015)
• Most recent chart position: #100 (27 May 2015)
• Days on chart: 9

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Full British chart statistics for 'Geek's Guide to the Galaxy - Science Fiction Write'

• Release date: 13 Dec 2014
• Chart debut: #93 (16 Dec 2014)
• Highest Position: #93 (16 Dec 2014)
• Most recent chart position: #93 (16 Dec 2014)
• Days on chart: 2

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Full Canadian chart statistics for 'Geek's Guide to the Galaxy - Science Fiction Write'