Gaya APA
ALLAN, M. (1986).
Applied Chemistry (Seri : Background To Technology Book 10) (1).
n.l:
City & Guilds of London Institute.
Gaya MLA
ALLAN, M..
"Applied Chemistry (Seri : Background To Technology Book 10)".
1
n.l:
City & Guilds of London Institute,
1986.
Printed.