W., P., J. et al.(1987).Laboratory manual for starr and taggart's biology the unity and diversity of life / James W. Perry, David Morton; contribution, Ronald E. Barry, James H. Howard (Ed.ke-4).:Wadsworth Publishing.
Gaya MLA
Perry, James, W.. et al."Laboratory manual for starr and taggart's biology the unity and diversity of life / James W. Perry, David Morton; contribution, Ronald E. Barry, James H. Howard".Ed.ke-4:Wadsworth Publishing,1987.Textbook.