APA (7e ed.) Bronvermelding

GUPTA PRERNA & GUPTA, V. (2019). SOARING HIGHER AND HIGHER IN MATHEMATICS - GRADE 2. PROGRESS PUBLISHERS.

Chicago (17e ed.) Bronvermelding

GUPTA PRERNA & GUPTA, VIJAY. SOARING HIGHER AND HIGHER IN MATHEMATICS - GRADE 2. DELHI: PROGRESS PUBLISHERS, 2019.

MLA (9e ed.) Bronvermelding

GUPTA PRERNA & GUPTA, VIJAY. SOARING HIGHER AND HIGHER IN MATHEMATICS - GRADE 2. PROGRESS PUBLISHERS, 2019.