TY - BOOK AU - Gao,Zhiguo TI - International Petroleum Contracts Current Trends and New Directions / : SN - 1859661033 U1 - 341 21 PY - 1994/// CY - London : PB - Graham Trotman/martinus Nijhoff Members of the Kluwer Academic Publishers Group KW - Public international law N1 - UR - https://fll.law.cu.edu.eg/fulltext/bks/B11-07344.pdf ER -