APA Style
LANGE, N, A. (1967).
HANDBOOK OF CHEMISTRY (1).
United states of America:
MCGAW -HILL HIGHER EDUCATION.
MLA Style
LANGE, NORBERT, ADOLPH.
"HANDBOOK OF CHEMISTRY".
1
United states of America:
MCGAW -HILL HIGHER EDUCATION,
1967.
المصادر المراجع.