APA

C.K KOLLBRUNER K. B., . (1970). TORSION. : SPES LAUSANE.

Chicago

C.K KOLLBRUNER K BASLER, . 1970. TORSION. : SPES LAUSANE.

Harvard

C.K KOLLBRUNER K. B., . (1970). TORSION. : SPES LAUSANE.

MLA

C.K KOLLBRUNER K BASLER, . TORSION. : SPES LAUSANE. 1970.