Gaya APA

B.D.Jenkins, ., M.Coates, . (1999). A Handbook on the requirements for Electrical Installationns (^a2 ^bjilid 1). USA: Blackwell Scientific Publications.

Gaya MLA

B.D.Jenkins, ., M.Coates, . "A Handbook on the requirements for Electrical Installationns". ^a2 ^bjilid 1 USA: Blackwell Scientific Publications, 1999. Text.