Collins, T. (1980). Grasshoppers. Zenodo.
Cita Chicago (17th ed.)Collins, Terry. Grasshoppers. Zenodo, 1980.
Cita MLA (9th ed.)Collins, Terry. Grasshoppers. Zenodo, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)