[Koha] How to import multiple copies?

[Myriam Torres]

Hello,

Do you know how can I import multiple copies from a Marc File into Koha?
This is an example of my .mrc file, as you can see all the information is
the same except the bar code:

=LDR  01362nam a2200289Ia 45e0
=005  $020190221144117
=008  $0070215s2008\\\\miua\\\\\b\\\\001\0\eng
=008  190311s9999\\\\xx\\\\\\\\\\\\000\0\und\d
=020  \\$a9780310274407
=040  \\$aDLC
=040  \\$beng
=040  \\$cDLC
=040  \\$dDLC
=082  \\$22nd ed
=100  \\$aVyhmeister, Nancy J.
=245  \0$aQuality research papers for students of religion and theology
=245  \0$cNancy Jean Vyhmeister
=260  \\$aGrand Rapids, Mich
=260  \\$bZondervan
=260  \\$cc2008
=300  \\$axii, 264 p
=300  \\$c23 cm
=650  \\$aMusic appreciation.
=942  \\$2ddc
=942  \\$cBK
=952  \\$2ddc$aAKL$bAKL$o200.72$p0018019$yBK

=LDR  01243nam a2200229Ia 45e0
=005  $020190221144117
=008  $0070215s2008\\\\miua\\\\\b\\\\001\0\eng
=008  190311s9999\\\\xx\\\\\\\\\\\\000\0\und\d
=020  \\$a9780310274407
=040  \\$aDLC
=040  \\$cDLC
=040  \\$dDLC
=082  \\$22nd ed
=100  \\$aVyhmeister, Nancy J.
=245  \0$aQuality research papers for students of religion and theology
=245  \0$cNancy Jean Vyhmeister
=260  \\$aGrand Rapids, Mich
=260  \\$bZondervan
=260  \\$cc2008
=300  \\$axii, 264 p
=300  \\$c23 cm
=650  \\$aMusic appreciation.
=942  \\$2ddc
=942  \\$cBK
=952  \\$2ddc$aAKL$bAKL$o200.72$p29621$yBK

Thank you
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