APA Style
Gellert, W., Gottwald, S.. (1989).
THE VNR CONCISE ENCYCLOPEDIA OF MATHEMATICS SECOND EDITION (2).
London:
Van Nostrand Reinhold.
Chicago Style
Gellert, W., Gottwald, S..
THE VNR CONCISE ENCYCLOPEDIA OF MATHEMATICS SECOND EDITION.
2
London:
Van Nostrand Reinhold,
1989.
Text.
MLA Style
Gellert, W., Gottwald, S..
THE VNR CONCISE ENCYCLOPEDIA OF MATHEMATICS SECOND EDITION.
2
London:
Van Nostrand Reinhold,
1989.
Text.
Turabian Style
Gellert, W., Gottwald, S..
THE VNR CONCISE ENCYCLOPEDIA OF MATHEMATICS SECOND EDITION.
2
London:
Van Nostrand Reinhold,
1989.
Print.