000			00331nam a2200145Ia 4500
008			120812s9999 xx 000 0 und d
041			_aEnglish
100			_aSchlumberger
245			_aLog Interpetation Volume I - Principles
260			_aUSA
260			_b277 Park Avenue
260			_c1972
300			_a112
942			_e1
999			_c122653 _d122653