TY - BOOK ID - 136121429 TI - Political systems of the world. AU - Derbyshire, J. Denis AU - Derbyshire, Ian PY - 1996 SN - 1859861148 PB - Oxford Helicon DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:136121429 AB - ER -