N or M?

Main Author: Christie
Format: Book
Language:English
Published: London: Harper Collins Publishers, 1995.
Subjects:
LEADER 00529pamaa2200169 4500
001 0000032631
005 20090826090000.0
008 090826 eng
020 0 0 |a 9780006163015 (pbk.)  
090 0 0 |a PR6005.H66N7   |b CHR 1995 
100 1 0 |a Christie  
245 1 0 |a N or M?   |c Agatha Christie. 
260 0 0 |a London:   |b Harper Collins Publishers,   |c 1995. 
300 |a 217p.;   |c 20 cm. 
650 0 0 |a Married people --   |x Fiction  
650 0 0 |a Detective and mystery stories  
650 0 0 |a Private investigators --   |x Fiction --   |z England