Cita APA (7th ed.)

Grierson, J., & Hardy, F. (1946). Grierson on documentary. Collins.

Cita Chicago (17th ed.)

Grierson, John, i Forsyth Hardy. Grierson on Documentary. London: Collins, 1946.

Cita MLA (9th ed.)

Grierson, John, i Forsyth Hardy. Grierson on Documentary. Collins, 1946.