APA Style
Parry, John. (1970).
Outlook : Science at work .
Inggris:
Penguin Books.
Chicago Style
Parry, John.
Outlook : Science at work.
Inggris:
Penguin Books,
1970.
Text.
MLA Style
Parry, John.
Outlook : Science at work.
Inggris:
Penguin Books,
1970.
Text.
Turabian Style
Parry, John.
Outlook : Science at work.
Inggris:
Penguin Books,
1970.
Print.