Louhevaara, V. (1985). Effects of respiratory protective devices on breathing pattern, gas exchange, and heart rate at different work levels. University of Kuopio.
Čikaški stil citiranja (17. izdanje)Louhevaara, Veikko. Effects of Respiratory Protective Devices on Breathing Pattern, Gas Exchange, and Heart Rate at Different Work Levels. Kuopio: University of Kuopio, 1985.
MLA način citiranja (8. izdanje)Louhevaara, Veikko. Effects of Respiratory Protective Devices on Breathing Pattern, Gas Exchange, and Heart Rate at Different Work Levels. University of Kuopio, 1985.
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