Gaya APA

Krzycki, L, J. (1967). How To Design, Build And Test Small Liquid-Fuel Rocket Engines (E-Book) . : Rocketlab.

Gaya MLA

Krzycki, Leroy, J. "How To Design, Build And Test Small Liquid-Fuel Rocket Engines (E-Book)". : Rocketlab, 1967. Text.