While the physical book is widely available on Philippine e-commerce platforms like Lazada and Shopee , digital versions and study aids are commonly found on academic sharing sites:
Electric Circuit Analysis by Johnny C. Tan is a foundational engineering textbook often used in the Philippines, published by National Book Store. The book is designed for a one-semester course, dividing its content into steady-state direct current (DC) analysis and sinusoidal waveform alternating current (AC) analysis. Key Content & Structure electric circuit analysis johnny c tan pdf 2021