"ajumobi, s o. "
a simplified version of the working of our everyday machines: an introduction to technology/ s.o. ajumobi - 1 ed. - nigeria : pacific college 1983. - "iv, 165p.; 24 cm."
TJ147 / .A38 1983
a simplified version of the working of our everyday machines: an introduction to technology/ s.o. ajumobi - 1 ed. - nigeria : pacific college 1983. - "iv, 165p.; 24 cm."
TJ147 / .A38 1983