Παραπομπή σε μορφή APA (7η εκδ.)
American Society of Civil Engineers. Horizontal Directional Drilling Design Guideline Task Committee, Skonberg, E. R., & Muindi, T. M. (2014). Pipeline design for installation by horizontal directional drilling (Second edition.). American Society of Civil Engneers.
Παραπομπή σε μορφή Chicago (17η εκδ.)
American Society of Civil Engineers. Horizontal Directional Drilling Design Guideline Task Committee, Eric R. Skonberg, και Tennyson M. Muindi. Pipeline Design for Installation by Horizontal Directional Drilling. Second edition. Reston, Virginia: American Society of Civil Engneers, 2014.
Παραπομπή σε μορφή MLA (9th εκδ.)
American Society of Civil Engineers. Horizontal Directional Drilling Design Guideline Task Committee, et al. Pipeline Design for Installation by Horizontal Directional Drilling. Second edition. American Society of Civil Engneers, 2014.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.