Hirano, K., Kuboki, H., Aki, S., & Kuribayashi, A. (1983). Figures of probability density functions in statistics. Institute of Statistical Mathematics.
Cita Chicago (17th ed.)Hirano, Katuomi, Hisataka Kuboki, Seigo Aki, i Atsuko Kuribayashi. Figures of Probability Density Functions in Statistics. Tokio: Institute of Statistical Mathematics, 1983.
Cita MLA (9th ed.)Hirano, Katuomi, et al. Figures of Probability Density Functions in Statistics. Institute of Statistical Mathematics, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.