APA aipamena

American Society of civil Engineers. (1975). Committe on Pipe Line Planning Pipe Line Divition. American society of Civil Engineers.

Chicago Style aipamena

American Society of civil Engineers. Committe on Pipe Line Planning Pipe Line Divition. New York: American society of Civil Engineers, 1975.

MLA aipamena

American Society of civil Engineers. Committe on Pipe Line Planning Pipe Line Divition. American society of Civil Engineers, 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.