APA

SHAW P., DE VET T., . (1980). Using Blackboard Drawing. London: .

Chicago

SHAW Peter, DE VET Therese, . 1980. Using Blackboard Drawing. London: .

Harvard

SHAW P., DE VET T., . (1980). Using Blackboard Drawing. London: .

MLA

SHAW Peter, DE VET Therese, . Using Blackboard Drawing. London: . 1980.