WARD, J. A. (1980). Biology; today and tomorrow. West.
Chicago Style (17th ed.) CitationWARD, Jack A. Biology; Today and Tomorrow. St. Paul, Minn: West, 1980.
MLA (9th ed.) CitationWARD, Jack A. Biology; Today and Tomorrow. West, 1980.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.