APA aipamena

Heberle, D. (1998). Construction safety manual. New York: McGraw-Hill.

Chicago Style aipamena

Heberle, Dave. Construction Safety Manual. New York: McGraw-Hill, 1998.

MLA aipamena

Heberle, Dave. Construction Safety Manual. New York: McGraw-Hill, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.