Ogletree, Shirley M.; Cristal N. Martinez, Trent R. Turner and Brad Mason (2004-10-28). "Pokémon: Exploring the Role of Gender". Sex Roles. 50 (11–12 / June, 2004). Springer Netherlands: 851–859. doi:10.1023/B:SERS.0000029102.66384.a2. ISSN0360-0025. S2CID144073356.
Ogletree, Shirley M.; Cristal N. Martinez, Trent R. Turner and Brad Mason (2004-10-28). "Pokémon: Exploring the Role of Gender". Sex Roles. 50 (11–12 / June, 2004). Springer Netherlands: 851–859. doi:10.1023/B:SERS.0000029102.66384.a2. ISSN0360-0025. S2CID144073356.
James Craddock, ed. (2009). "Pokemon-Vol. 14: Jigglypuff Pop 2000". The Video Source Book. 5 (43 ed.). Gale, Cengage Learning: 2432. ISSN0748-0881.
Ogletree, Shirley M.; Cristal N. Martinez, Trent R. Turner and Brad Mason (2004-10-28). "Pokémon: Exploring the Role of Gender". Sex Roles. 50 (11–12 / June, 2004). Springer Netherlands: 851–859. doi:10.1023/B:SERS.0000029102.66384.a2. ISSN0360-0025. S2CID144073356.