APA Style
Clark, J, O, E, (, O, E, 1. et al (1998).
The Book of Questions and Answers .
London:
Horus Editions.
MLA Style
Clark, John, O., E., (John, Owen, Edward),, 1937-. et al.
"The Book of Questions and Answers".
London:
Horus Editions,
1998.
Text.