@book{89473,
	author = {Sanjoto.},
	title = {Methodik [sic] penjelidikan waktu kerdja elementer.},
	publisher = {Lembaga Pusat Penjelidikan Kehutanan,},
	year = {1957.},
	address = {Bogor,},
	note = {In Indonesian; with summary in English.}
}