APA (7e ed.) Bronvermelding

Unknown. (2023). Progress Report of the Forest Research Institute for the year 1912-13 (Forest year). Superintendent Government Printing.

Chicago (17e ed.) Bronvermelding

Unknown. Progress Report of the Forest Research Institute for the Year 1912-13 (Forest Year). Superintendent Government Printing, 2023.

MLA (9e ed.) Bronvermelding

Unknown. Progress Report of the Forest Research Institute for the Year 1912-13 (Forest Year). Superintendent Government Printing, 2023.

Let op: Deze citaties zijn niet altijd 100% accuraat.