APA

Gillam E., . (1971). college physics. london: the english languge book scociety.

Chicago

Gillam E, . 1971. college physics. london: the english languge book scociety.

Harvard

Gillam E., . (1971). college physics. london: the english languge book scociety.

MLA

Gillam E, . college physics. london: the english languge book scociety. 1971.