Gaya APA

Engineers, S, O, P. (1980). Well completions. SPE reprint series no. 5a volume I. (1980). : Richardson : Sociatey of Petroleum Engineers,.

Gaya MLA

Engineers, Society, Of, Petroleum. "Well completions. SPE reprint series no. 5a volume I.". 1980 : Richardson : Sociatey of Petroleum Engineers,, 1980. Text.