Citação norma APA

Helfrich-Förster, C. (1995). The period clock gene is expressed in central nervous system neurons which also produce a neuropeptide that reveals the projections of circadian pacemaker cells within the brain of Drosophila melanogaster. Proc Natl Acad Sci U S A.

Citação norma Chicago

Helfrich-Förster, C. "The Period Clock Gene Is Expressed in Central Nervous System Neurons Which Also Produce a Neuropeptide That Reveals the Projections of Circadian Pacemaker Cells Within the Brain of Drosophila Melanogaster." Proc Natl Acad Sci U S A 1995.

Citação norma MLA

Helfrich-Förster, C. "The Period Clock Gene Is Expressed in Central Nervous System Neurons Which Also Produce a Neuropeptide That Reveals the Projections of Circadian Pacemaker Cells Within the Brain of Drosophila Melanogaster." Proc Natl Acad Sci U S A 1995.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.