Gaya APA
Jelbert, W., Sidaway, I. (2020).
The practical encyclopedia of watercolour .
Hemel Hempstead:
Anness Publishing.
Gaya MLA
Jelbert, Wendy., Sidaway, Ian.
"The practical encyclopedia of watercolour".
Hemel Hempstead:
Anness Publishing,
2020.
Text.