Ahmad, S., & Khan, S. (1994). A class book of botany for M.Sc. previous (Botany). Botany Department, Saifia College of Science.
Citazione stile Chigago Style (17a edizione)Ahmad, S.M, e S.S Khan. A Class Book of Botany for M.Sc. Previous (Botany). Botany: Botany Department, Saifia College of Science, 1994.
Citatione MLA (9a ed.)Ahmad, S.M, e S.S Khan. A Class Book of Botany for M.Sc. Previous (Botany). Botany Department, Saifia College of Science, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.