Cita APA (7a ed.)
Kristal, F. A., & Annett, F. Pumps: Types, selection, installation, operation, and maintenance (2a edición.). McGraw-Hill.
Cita estilo Chicago (17a ed.)
Kristal, Frank A., y F.A Annett. Pumps: Types, Selection, Installation, Operation, and Maintenance. 2a edición. Nueva York, EUA: McGraw-Hill.
Cita MLA (9a ed.)
Kristal, Frank A., y F.A Annett. Pumps: Types, Selection, Installation, Operation, and Maintenance. 2a edición. McGraw-Hill.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.