(1995). Wetlands fact sheets. / United States. Environmental Protection Agency.
Chicago Style (17th ed.) CitationWetlands Fact Sheets. / United States. Environmental Protection Agency. 1995.
ציטוט MLAWetlands Fact Sheets. / United States. Environmental Protection Agency. 1995.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.