Gaya APA

(Pengarang), , A, W. (2014). Electrical Installation Calculations : basic level 2, ninth edition (ninth edition). AMERIKA :: ROUTLEDGE,.

Gaya MLA

(Pengarang), , A.J., Watkins. "Electrical Installation Calculations : basic level 2, ninth edition". ninth edition AMERIKA :: ROUTLEDGE,, 2014. Monograf.