Gaya APA

Fertl, W, H. (1976). Abnormal Formation Pressures Implications to Exploration, Drilling, and Production of Oil and Gas Resources . Netherlands: Elsevier Scientific Publishing Company.

Gaya MLA

Fertl, Walter., H.. "Abnormal Formation Pressures Implications to Exploration, Drilling, and Production of Oil and Gas Resources". Netherlands: Elsevier Scientific Publishing Company, 1976. Buku TP.