Gaya APA

Fessenden, R, J., Fessenden, J, S. (1990). Organic Chemistry : Fourth Edition (4). California: Brooks/cole Publish.Company.

Gaya MLA

Fessenden, Ralph, J.., Fessenden, Joan, S.. "Organic Chemistry : Fourth Edition". 4 California: Brooks/cole Publish.Company, 1990. Text.