APA aipamena

Per-olof Astrand. (1988). Text book of work physiology. New York: McGraw-Hill.

Chicago Style aipamena

Per-olof Astrand. Text Book of Work Physiology. New York: McGraw-Hill, 1988.

MLA aipamena

Per-olof Astrand. Text Book of Work Physiology. New York: McGraw-Hill, 1988.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.