Seminar on Instruction and Instructional Materials in Institutions of Higher Learning in Singapore Singapore, Institute of Educational Technology. Protem Committee, & Tham, S. C. (1975). Instruction and instructional materials in institutions of higher learning in Singapore: Proceedings of the seminar held in Singapore, 18-20 February 1974. s.n.].

Seminar on Instruction and Instructional Materials in Institutions of Higher Learning in Singapore Singapore, Institute of Educational Technology. Protem Committee, a Seong Chee Tham. Instruction and Instructional Materials in Institutions of Higher Learning in Singapore: Proceedings of the Seminar Held in Singapore, 18-20 February 1974. [s.l.: s.n.], 1975.

Seminar on Instruction and Instructional Materials in Institutions of Higher Learning in Singapore Singapore, et al. Instruction and Instructional Materials in Institutions of Higher Learning in Singapore: Proceedings of the Seminar Held in Singapore, 18-20 February 1974. s.n.], 1975.