APA Style
English Language Service, Inc. (1964).
English 900 Book Six / English language service, Inc .
London:
Collier-Macmillan.
Chicago Style
English Language Service, Inc.
English 900 Book Six / English language service, Inc.
London:
Collier-Macmillan,
1964.
Text.
MLA Style
English Language Service, Inc.
English 900 Book Six / English language service, Inc.
London:
Collier-Macmillan,
1964.
Text.
Turabian Style
English Language Service, Inc.
English 900 Book Six / English language service, Inc.
London:
Collier-Macmillan,
1964.
Print.