एपीए उद्धरण

Krumbein, W. C., & Pettijohn, F. J. (1938). Manual of sedimentary petrography. Appleton.

शिकागो स्टाइल उद्धरण

Krumbein, W C., और F J. Pettijohn. Manual of Sedimentary Petrography. New york: Appleton, 1938.

एमएलए उद्धरण

Krumbein, W C., और F J. Pettijohn. Manual of Sedimentary Petrography. Appleton, 1938.