APA (7th ed.) Citation

Spielberger, W. J. (1993). Sturmgeschütz & its variants. Schiffer Publishing Ltd..

Chicago Style (17th ed.) Citation

Spielberger, Walter J. Sturmgeschütz & Its Variants. Atglen, PA: Schiffer Publishing Ltd., 1993.

MLA (9th ed.) Citation

Spielberger, Walter J. Sturmgeschütz & Its Variants. Schiffer Publishing Ltd., 1993.

Warning: These citations may not always be 100% accurate.