APA (7th ed.) Citation

Lyytikäinen, H. E. (1986). Stereological criteria for primary topographic contours. [s.n.].

Chicago Style (17th ed.) Citation

Lyytikäinen, Hilpas E. Stereological Criteria for Primary Topographic Contours. Helsinki: [s.n.], 1986.

MLA (8th ed.) Citation

Lyytikäinen, Hilpas E. Stereological Criteria for Primary Topographic Contours. [s.n.], 1986.