Fleisher Paul. Food Webs Lake And Pond. Lerner.
Cita Chicago (17th ed.)Fleisher Paul. Food Webs Lake And Pond. 2008 2008: Lerner.
Cita MLA (9th ed.)Fleisher Paul. Food Webs Lake And Pond. Lerner.
Atenció: Aquestes cites poden no estar 100% correctes.