Guidebok or Guidebook: How To spell?
The word Guidebok is misspelled against Guidebook, a noun meaning "A book of directions and information for travelers, tourists, etc."
Guidebook has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings guideb & k which should not be misspelled with single 'O'
Wrong Spelling:  guideb-o-k  Correct Spelling:  guideb-oo-k 
Check more misspelled words of Guidebook to spell it correct.