Lillard, R. G. (1966). Eden in jeopardy: Man's prodigal meddling with his environment. Knopf.
Chicago Style (17th ed.) CitationLillard, Richard Gordon. Eden in Jeopardy: Man's Prodigal Meddling with His Environment. New York: Knopf, 1966.
ציטוט MLALillard, Richard Gordon. Eden in Jeopardy: Man's Prodigal Meddling with His Environment. Knopf, 1966.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.