APA Style

PERIODICA Polytechnica Mechanical Engineering Vol. 31, No.4. (1987). Hungarya: The Techical University Budapist.

Chicago Style

PERIODICA Polytechnica Mechanical Engineering Vol. 31, No.4. . Hungarya: The Techical University Budapist, 1987. Text.

MLA Style

PERIODICA Polytechnica Mechanical Engineering Vol. 31, No.4. . Hungarya: The Techical University Budapist, 1987. Text.

Turabian Style

PERIODICA Polytechnica Mechanical Engineering Vol. 31, No.4. Hungarya: The Techical University Budapist, 1987. Print.