Gaya APA

BPM., . (1963). Field handbook. section 4 production, section 5 transport and storage of fluids (copy). (1963). : Nederland : BPM.,.

Gaya MLA

BPM., . "Field handbook. section 4 production, section 5 transport and storage of fluids (copy).". 1963 : Nederland : BPM.,, 1963. Text.