APA

Wisniewska I., Riggenbach H. & Samuda V. (2007). Grammar Dimensions 2: form, meaning and use. Boston: Heinle Cengage Learning.

Chicago

Wisniewska Ingrid, Riggenbach Heidi and Samuda Virginia. 2007. Grammar Dimensions 2: form, meaning and use. Boston: Heinle Cengage Learning.

Harvard

Wisniewska I., Riggenbach H. and Samuda V. (2007). Grammar Dimensions 2: form, meaning and use. Boston: Heinle Cengage Learning.

MLA

Wisniewska Ingrid, Riggenbach Heidi and Samuda Virginia. Grammar Dimensions 2: form, meaning and use. Boston: Heinle Cengage Learning. 2007.