Gaya APA
HEYWORTH, Rex. (1990).
Chemistry a New Approach (3rd ed).
Hongkong:
Macmillan.
Gaya Chicago
HEYWORTH, Rex.
Chemistry a New Approach.
3rd ed
Hongkong:
Macmillan,
1990.
Monograf.
Gaya MLA
HEYWORTH, Rex.
Chemistry a New Approach.
3rd ed
Hongkong:
Macmillan,
1990.
Monograf.
Gaya Turabian
HEYWORTH, Rex.
Chemistry a New Approach.
3rd ed
Hongkong:
Macmillan,
1990.
Monograf.