Gaya APA

Gratzer, Walter. (1989). Longman Literary Companion to Science, The . : Longman Group.

Gaya Chicago

Gratzer, Walter. Longman Literary Companion to Science, The. : Longman Group, 1989. Academic.

Gaya MLA

Gratzer, Walter. Longman Literary Companion to Science, The. : Longman Group, 1989. Academic.

Gaya Turabian

Gratzer, Walter. Longman Literary Companion to Science, The. : Longman Group, 1989. Academic.