Tohutoro APA (7th ed.)

Bollen, M. H. J. (2000). Understanding power quality problems: Voltage sags and interruotions. The Institute of Electrical and Electronics Engineers.

Tohutoru Kātū Chicago (17th ed.)

Bollen, Math H. J. Understanding Power Quality Problems: Voltage Sags and Interruotions. Nueva York: The Institute of Electrical and Electronics Engineers, 2000.

Tohutoro MLA (9th ed.)

Bollen, Math H. J. Understanding Power Quality Problems: Voltage Sags and Interruotions. The Institute of Electrical and Electronics Engineers, 2000.