HINDLE TIM. (1998). REDUCING STRESS. DORLING KINDERSLEY.
Chicago Style aipamenaHINDLE TIM. REDUCING STRESS. LONDON: DORLING KINDERSLEY, 1998.
MLA aipamenaHINDLE TIM. REDUCING STRESS. DORLING KINDERSLEY, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.