APA Style
RICHARDS, O, W. et al (1957).
A General Textbook of Entomology (Ninth Edition).
London ; New York:
Methuen & Co Ltd ; E. P. Dutton & Co Inc.
MLA Style
RICHARDS, O., W.. et al.
"A General Textbook of Entomology".
Ninth Edition
London ; New York:
Methuen & Co Ltd ; E. P. Dutton & Co Inc,
1957.
BOOK.