Columbia subject headings:
Afghanistan--Strategic aspects.
Asia, Central--Strategic aspects.
Borderlands--Asia, Central.
National security--Afghanistan.
National security--Asia, Central.
Security, International--Asia, Central.
Harvard subject headings:
Afghanistan--Strategic aspects.
Asia, Central--Strategic aspects.
Borderlands--Asia, Central.
National security--Afghanistan
National security--Asia, Central
Security, International--Asia, Central.
Princeton subject headings:
Afghanistan--Strategic aspects.
Asia, Central--Strategic aspects.
Borderlands--Asia, Central.
National security--Afghanistan.
National security--Asia, Central.
Security, International--Asia, Central.