APA
Starkel L., Polish Academy of Sciences N. C. f. Q. R. a. W. S. I. o. B. i. c. w. o. I. a. m. r. i. g. g. b. a. p. e., . (1991). International Symposium Vistula Basin'88. Poznan: Panstwowe Wydawnictwo Naukowe.
Chicago
Starkel Leszek, Polish Academy of Sciences National Committee for Quarternary Research and W Szafer Institute of Botany in cooperation with other Institutes and many research in geology geomorphology botany archaeology physics etc, . 1991. International Symposium Vistula Basin'88. Poznan: Panstwowe Wydawnictwo Naukowe.
Harvard
Starkel L., Polish Academy of Sciences N. C. f. Q. R. a. W. S. I. o. B. i. c. w. o. I. a. m. r. i. g. g. b. a. p. e., . (1991). International Symposium Vistula Basin'88. Poznan: Panstwowe Wydawnictwo Naukowe.
MLA
Starkel Leszek, Polish Academy of Sciences National Committee for Quarternary Research and W Szafer Institute of Botany in cooperation with other Institutes and many research in geology geomorphology botany archaeology physics etc, . International Symposium Vistula Basin'88. Poznan: Panstwowe Wydawnictwo Naukowe. 1991.
