Gaya APA

Johnson, J, R. (1970). ELECTRIC CIRCUITS: PART 2 ALTERNATING CURRENT . Canada: Holt, Rinehart & Winston of Canada Ltd.

Gaya MLA

Johnson, J., Richard. "ELECTRIC CIRCUITS: PART 2 ALTERNATING CURRENT". Canada: Holt, Rinehart & Winston of Canada Ltd, 1970. Text.