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nla.gov.au
Wilkinson, Richard James (1932). "ge'kok". A Malay-English dictionary (romanised). Vol. I. Mytilene, Greece: Salavopoulos & Kinderlis. p. 337. Archived from the original on 10 December 2022. Retrieved 7 January 2023 – via TROVE, National Library of Australia.
Wilkinson, Richard James (1932). "to'kek". A Malay-English dictionary (romanised). Vol. II. Mytilene, Greece: Salavopoulos & Kinderlis. p. 597. Archived from the original on 7 January 2023. Retrieved 7 January 2023 – via TROVE, National Library of Australia.
Wilkinson, Richard James (1932). "ge'kok". A Malay-English dictionary (romanised). Vol. I. Mytilene, Greece: Salavopoulos & Kinderlis. p. 337. Archived from the original on 10 December 2022. Retrieved 7 January 2023 – via TROVE, National Library of Australia.
Wilkinson, Richard James (1932). "to'kek". A Malay-English dictionary (romanised). Vol. II. Mytilene, Greece: Salavopoulos & Kinderlis. p. 597. Archived from the original on 7 January 2023. Retrieved 7 January 2023 – via TROVE, National Library of Australia.