St. Edward's University (Austin, Tex.). Center for Continuing Education. Environics Center. Environics Center records.
Chicago (17e ed.) BronvermeldingSt. Edward's University (Austin, Tex.). Center for Continuing Education. Environics Center. Environics Center Records.
MLA (8e ed.) BronvermeldingSt. Edward's University (Austin, Tex.). Center for Continuing Education. Environics Center. Environics Center Records.
Let op: Deze citaties zijn niet altijd 100% accuraat.