APA-viite (7. p.)

Akram, M., Ashral, M., & Jamil, R. Nitrogen Application Improves Gas Exchange Characteristics and Chlorophyll Fluorescence in Maize Hybrids under Salinity Conditions. Физиология растений / Рос. акад. наук, 011,.

Chicago-viite (17. p.)

Akram, M., M.Y Ashral, ja R.M Jamil. "Nitrogen Application Improves Gas Exchange Characteristics and Chlorophyll Fluorescence in Maize Hybrids Under Salinity Conditions." Физиология растений / Рос. акад. наук : 011,.

MLA-viite (9. p.)

Akram, M., et al. "Nitrogen Application Improves Gas Exchange Characteristics and Chlorophyll Fluorescence in Maize Hybrids Under Salinity Conditions." Физиология растений / Рос. акад. наук, , p. 011,.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.