Cita APA (7a ed.)

Stapleton, P. (1987). Writing Research Papers: An easy guide for non-native-english speakers. Centre for International Agricultural Research.

Cita Chicago Style (17a ed.)

Stapleton, Paul. Writing Research Papers: An Easy Guide for Non-native-english Speakers. Canberra: Centre for International Agricultural Research, 1987.

Cita MLA (8a ed.)

Stapleton, Paul. Writing Research Papers: An Easy Guide for Non-native-english Speakers. Centre for International Agricultural Research, 1987.