(1978). Reader's Digest Library of Modern Knowledge. Reader's digest.
Chicago Edition CitationReader's Digest Library of Modern Knowledge. London: Reader's digest, 1978.
ציטוט MLAReader's Digest Library of Modern Knowledge. Reader's digest, 1978.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.