APA

Sigl R., . (1967). Comparison in Space for Heights of Mean Sea Level, Determination of Secular Movements between Land and Sea (Activity of the Special Study Group No. 22, linked to Section II of International Association of Geodesy 1963-1967). München: Verl. der Bayerischen Akademie der Wissenschaften.

Chicago

Sigl Rudolf, . 1967. Comparison in Space for Heights of Mean Sea Level, Determination of Secular Movements between Land and Sea (Activity of the Special Study Group No. 22, linked to Section II of International Association of Geodesy 1963-1967). München: Verl. der Bayerischen Akademie der Wissenschaften.

Harvard

Sigl R., . (1967). Comparison in Space for Heights of Mean Sea Level, Determination of Secular Movements between Land and Sea (Activity of the Special Study Group No. 22, linked to Section II of International Association of Geodesy 1963-1967). München: Verl. der Bayerischen Akademie der Wissenschaften.

MLA

Sigl Rudolf, . Comparison in Space for Heights of Mean Sea Level, Determination of Secular Movements between Land and Sea (Activity of the Special Study Group No. 22, linked to Section II of International Association of Geodesy 1963-1967). München: Verl. der Bayerischen Akademie der Wissenschaften. 1967.