Cita APA (7a ed.)

Hawarden, E. (1968). Summary of the May Day Manifesto. [s.n.].

Cita Chicago Style (17a ed.)

Hawarden, Eleanor. Summary of the May Day Manifesto. [S.I.]: [s.n.], 1968.

Cita MLA (8a ed.)

Hawarden, Eleanor. Summary of the May Day Manifesto. [s.n.], 1968.