Cita APA (7th ed.)
Baker, J. J., & Allen, G. E. (1982). The study of biology: Instrutor's manual (4a ed.). Addison-Wesley Publishing Company.
Cita Chicago (17th ed.)
Baker, Jeffrey J.W, i Garland E. Allen. The Study of Biology: Instrutor's Manual. 4a ed. California: Addison-Wesley Publishing Company, 1982.
Cita MLA (9th ed.)
Baker, Jeffrey J.W, i Garland E. Allen. The Study of Biology: Instrutor's Manual. 4a ed. Addison-Wesley Publishing Company, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.