APA Style
WEBEL, A. (1963).
GERMAN - ENGLISH DICTIONARY OF TECHNICAL SCIENTIFIC IS GENERAL TERMS (1).
LONDAN:
ROUTLEDGE IS KEGAN PAUL LTD.
MLA Style
WEBEL, A..
"GERMAN - ENGLISH DICTIONARY OF TECHNICAL SCIENTIFIC IS GENERAL TERMS".
1
LONDAN:
ROUTLEDGE IS KEGAN PAUL LTD,
1963.
المصادر المراجع.