B.H. Gow, J.S. MacKay I.G. Brothers

titleISBN-13
(ISBN-10)
year of publica-
tion
other author(s)
Science Teachers' Resource Book for Junior Secondary Classes. Volume 1. Years 7 and 8978-O-O7-452O87-1
(O-O7-452O87-3)
1977I.G. Brothers · B.H. Gow

B. G. · B.H. Gow · G J · H.G. · H.J.

B. H. Gregory