Circular of information.

ग्रंथसूची विवरण
निगमित लेखक:	Pacific Science Congress (8th : 1953 : Quezon City)
स्वरूप:	पुस्तक
भाषा:	English
प्रकाशित:	Quezon City National Research Council of the Philippines 1953.
विषय:	Science > Congresses.