Gaya APA

Howitt, Dennis, Cramer, Duncan. (2000). First Steps in Research and Statistics: a practical workbook fo psychology students . London: Routledge.

Gaya Chicago

Howitt, Dennis, Cramer, Duncan. First Steps in Research and Statistics: a practical workbook fo psychology students. London: Routledge, 2000. Buku Tercetak.

Gaya MLA

Howitt, Dennis, Cramer, Duncan. First Steps in Research and Statistics: a practical workbook fo psychology students. London: Routledge, 2000. Buku Tercetak.

Gaya Turabian

Howitt, Dennis, Cramer, Duncan. First Steps in Research and Statistics: a practical workbook fo psychology students. London: Routledge, 2000. Buku Tercetak.