TURNBULL, J. Tropical tree seed research. Australian Centre for International Agricultural Research.
Čikaški stil citiranja (17. izdanje)TURNBULL, J.W. Tropical Tree Seed Research. Australian Centre for International Agricultural Research.
MLA način citiranja (8. izdanje)TURNBULL, J.W. Tropical Tree Seed Research. Australian Centre for International Agricultural Research.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.