Gaya APA

Bridgment, R. (1997). Jendela Iptek Jilid 15: Teknologi (cet.15). London: Dorling Kinderley Limited.

Gaya MLA

Bridgment, Roger. "Jendela Iptek Jilid 15: Teknologi". cet.15 London: Dorling Kinderley Limited, 1997. Text.