APA引文

Gaspar, G. R. (1971). A comparative study of the effects of programmed instruction and conventional methods in the study of map-reading by pupils in a secondary academic school. s.n..

Chicago Style (17th ed.) Citation

Gaspar, George Rex. A Comparative Study of the Effects of Programmed Instruction and Conventional Methods in the Study of Map-reading by Pupils in a Secondary Academic School. [Singapore]: s.n., 1971.

MLA引文

Gaspar, George Rex. A Comparative Study of the Effects of Programmed Instruction and Conventional Methods in the Study of Map-reading by Pupils in a Secondary Academic School. s.n., 1971.