VENESSA F. MANNA, SHUHONG LI, SPIROS PAPAGEORGIOU und LIXIONG GU, 2025. TOEFL i BT® Technical Manual. TOEFL® Research Series. RR-106. ETS Research Report. RR-25-12. ETS Research Report Series. 1 Oktober 2025. P. -68.
Elsevier - Harvard (with titles)Venessa F. Manna, Shuhong Li, Spiros Papageorgiou, Lixiong Gu, 2025. TOEFL i BT® Technical Manual. TOEFL® Research Series. RR-106. ETS Research Report. RR-25-12. ETS Research Report Series -68.
American Psychological Association 7th editionVenessa F. Manna, Shuhong Li, Spiros Papageorgiou, & Lixiong Gu. (2025). TOEFL i BT® Technical Manual. TOEFL® Research Series. RR-106. ETS Research Report. RR-25-12. ETS Research Report Series, -68.
Springer - Basic (author-date)Venessa F. Manna, Shuhong Li, Spiros Papageorgiou, Lixiong Gu (2025) TOEFL i BT® Technical Manual. TOEFL® Research Series. RR-106. ETS Research Report. RR-25-12. ETS Research Report Series -68
Juristische Zitierweise (Stüber) (Deutsch)Venessa F. Manna/ Shuhong Li/ Spiros Papageorgiou/ Lixiong Gu, TOEFL i BT® Technical Manual. TOEFL® Research Series. RR-106. ETS Research Report. RR-25-12, ETS Research Report Series 2025, -68.