Post entry plant quarantine station Sidney, B.C. : Facilities and procedures
Welson, M.F., Hansen, A.J.
Post entry plant quarantine station Sidney, B.C. : Facilities and procedures - Ottawa 1978 - 17 p. - No. 1661; Canada Department of .
Post entry plant quarantine station Sidney, B.C. : Facilities and procedures - Ottawa 1978 - 17 p. - No. 1661; Canada Department of .