APA
Dybdahl B., Hjermstad H. P., Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A., Hjermstad H. P. & Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A. (2001). A Systematic Approach to Sampling During Well Testing. Dallas, Texas: Society of Petroleum Engineers.
Chicago
Dybdahl Bjorn, Hjermstad Hans Peter, Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina), Hjermstad Hans Peter and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina). 2001. A Systematic Approach to Sampling During Well Testing. Dallas, Texas: Society of Petroleum Engineers.
Harvard
Dybdahl B., Hjermstad H. P., Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A., Hjermstad H. P. and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires A. (2001). A Systematic Approach to Sampling During Well Testing. Dallas, Texas: Society of Petroleum Engineers.
MLA
Dybdahl Bjorn, Hjermstad Hans Peter, Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina), Hjermstad Hans Peter and Latin American and Caribbean Petroleum Engineering Conference (7th : 2001 mar. 25-28 : Buenos Aires Argentina). A Systematic Approach to Sampling During Well Testing. Dallas, Texas: Society of Petroleum Engineers. 2001.