Dyfyniad APA

Hakkinen, V. (1972). EEG vigilance measurement and loudness discrimination in humans during drowsy states. Univ. of Helsinki.

Dyfyniad Arddull Chicago

Hakkinen, Veikko. EEG Vigilance Measurement and Loudness Discrimination in Humans During Drowsy States. Helsinki: Univ. of Helsinki, 1972.

Dyfyniad MLA

Hakkinen, Veikko. EEG Vigilance Measurement and Loudness Discrimination in Humans During Drowsy States. Univ. of Helsinki, 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.