Cita APA (7a ed.)

I. GREENLEES. (1971). NORMAN DOUGLAS. LIVERPOOL UNIV PRESS.

Cita Chicago Style (17a ed.)

I. GREENLEES. NORMAN DOUGLAS. LIVERPOOL: LIVERPOOL UNIV PRESS, 1971.

Cita MLA (8a ed.)

I. GREENLEES. NORMAN DOUGLAS. LIVERPOOL UNIV PRESS, 1971.