Bato balani for science & technology 9 /  Good job, UK! volume 41 / no. 4 s/y 2021-2022 

 - Philippines:  Diwa Learning Systems Inc.,   S/Y 2021-2022. 
 - 1 volume;  23 leaves  25 cm. 
 -  volume 41 no. 4  0117-7044 .
<br/><br/><label>ISSN: </label>0117-7044 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science and Technology--Periodicals