Great Britain. Forestry Commission. (1950). Thirtieth annual report of the Forestry Commissioners for the year ending September 30th 1949. His Majesty's Stationary Office.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումGreat Britain. Forestry Commission. Thirtieth Annual Report of the Forestry Commissioners for the Year Ending September 30th 1949. London: His Majesty's Stationary Office, 1950.
MLA (9րդ խմբ.) ՄեջբերումGreat Britain. Forestry Commission. Thirtieth Annual Report of the Forestry Commissioners for the Year Ending September 30th 1949. His Majesty's Stationary Office, 1950.
Զգուշացում. այս մեջբերումները միշտ չէ, որ կարող են 100% ճշգրիտ լինել.