Titel

• Modern Persian conversation-grammar / Key Tisdall, William St. Clair 2. ed., Heidelberg : Groos [u.a.], 1923

• Modern Persian conversation-grammar / [Hauptbd.] Tisdall, William St. Clair Heidelberg : Groos [u.a.], 1902

• Modern Persian conversation-grammar : with reading lessons, English-Persian vocabulary and Persian letters ; Method Gaspey-Otto-Sauer Tisdall, William St. Clair Heidelberg : Groos [u.a.], 1902