Gaya APA
Keulemans, A, , , , I, , , , , , M.
(1959).
Gas chromatography.
(
1959)
.
:
New York : Reinhold Publishing Corp.,.
Gaya MLA
Keulemans, A, , , , I, , , , , , M..
"Gas chromatography.".
1959
:
New York : Reinhold Publishing Corp.,,
1959.
Text.