APA citiranje

Loper, O. E. (1978). Direct current fundamentals. Van Nostrand Reinhold Company.

Chicago Edition Citation

Loper, Orla E. Direct Current Fundamentals. New York: Van Nostrand Reinhold Company, 1978.

MLA citiranje

Loper, Orla E. Direct Current Fundamentals. Van Nostrand Reinhold Company, 1978.