Gaya APA
Morger, G., Tilstone, M, E. (1966).
Introducing living thing : revised nuffield biology text 1 .
London:
Longman Group.
Gaya MLA
Morger, Grace., Tilstone, Margaret, E..
"Introducing living thing : revised nuffield biology text 1".
London:
Longman Group,
1966.
Text.