Section 18. Reproduction allowed for teaching and learning: (1) Notwithstanding anything contained in Clause (a) of Section 7, the following acts may be done for teaching and learning activities without authorization of the author or the copyright owner in a manner not to be prejudicial to the economic right of such author or owner:- (a) To reproduce a small portion of any published work by way of citation, writing or audio-visual aid, (b) To reproduce, broadcast and exhibit some portions of the work for purposes of educational activities to be performed in the classroom. (2) All copies reproduced pursuant to Sub-section (1) have to indicate the source and the author's name