Fitness, E. (1959). Descriptive geometry and drawing for second year, [ graded problems and examples]. The Author.
Čikaški stil citiranja (17. izdanje)Fitness, E.W. Descriptive Geometry and Drawing for Second Year, [ Graded Problems and Examples]. Newcastle, N.S.W.: The Author, 1959.
MLA način citiranja (8. izdanje)Fitness, E.W. Descriptive Geometry and Drawing for Second Year, [ Graded Problems and Examples]. The Author, 1959.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.